Home / 104,413.40-144,090.58-56,666.74

Finding the Fourth Proportional to 104,413.40, 144,090.58 and 56,666.74

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Solution

The fourth proportional to 104,413.40, 144,090.58 and 56,666.74 is: 78,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,413.40 : 144,090.58 = 56,666.74 : x
  2. Step 2: Convert to fraction form
    104,413.40/144,090.58 = 56,666.74/x
  3. Step 3: Cross multiply
    104,413.40x = 144,090.58 × 56,666.74
  4. Step 4: Simplify right side
    104,413.40x = 8,165,143,433.31
  5. Step 5: Solve for x
    x = 8,165,143,433.31/104,413.40
  6. Step 6: Final answer
    x = 78,200.15

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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.