Home / 68,777.09-103,131.61-24,397.19

Finding the Fourth Proportional to 68,777.09, 103,131.61 and 24,397.19

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Solution

The fourth proportional to 68,777.09, 103,131.61 and 24,397.19 is: 36,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,777.09 : 103,131.61 = 24,397.19 : x
  2. Step 2: Convert to fraction form
    68,777.09/103,131.61 = 24,397.19/x
  3. Step 3: Cross multiply
    68,777.09x = 103,131.61 × 24,397.19
  4. Step 4: Simplify right side
    68,777.09x = 2,516,121,484.18
  5. Step 5: Solve for x
    x = 2,516,121,484.18/68,777.09
  6. Step 6: Final answer
    x = 36,583.72

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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.