Home / 55,234.08-76,191.48-33,998.40

Finding the Fourth Proportional to 55,234.08, 76,191.48 and 33,998.40

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Solution

The fourth proportional to 55,234.08, 76,191.48 and 33,998.40 is: 46,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,234.08 : 76,191.48 = 33,998.40 : x
  2. Step 2: Convert to fraction form
    55,234.08/76,191.48 = 33,998.40/x
  3. Step 3: Cross multiply
    55,234.08x = 76,191.48 × 33,998.40
  4. Step 4: Simplify right side
    55,234.08x = 2,590,388,413.63
  5. Step 5: Solve for x
    x = 2,590,388,413.63/55,234.08
  6. Step 6: Final answer
    x = 46,898.37

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.