Home / 105,566.86-158,263.08-49,379.32

Finding the Fourth Proportional to 105,566.86, 158,263.08 and 49,379.32

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Solution

The fourth proportional to 105,566.86, 158,263.08 and 49,379.32 is: 74,028.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,566.86 : 158,263.08 = 49,379.32 : x
  2. Step 2: Convert to fraction form
    105,566.86/158,263.08 = 49,379.32/x
  3. Step 3: Cross multiply
    105,566.86x = 158,263.08 × 49,379.32
  4. Step 4: Simplify right side
    105,566.86x = 7,814,923,271.51
  5. Step 5: Solve for x
    x = 7,814,923,271.51/105,566.86
  6. Step 6: Final answer
    x = 74,028.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.