Home / 99,337.52-137,086.74-56,895.14

Finding the Fourth Proportional to 99,337.52, 137,086.74 and 56,895.14

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Solution

The fourth proportional to 99,337.52, 137,086.74 and 56,895.14 is: 78,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,337.52 : 137,086.74 = 56,895.14 : x
  2. Step 2: Convert to fraction form
    99,337.52/137,086.74 = 56,895.14/x
  3. Step 3: Cross multiply
    99,337.52x = 137,086.74 × 56,895.14
  4. Step 4: Simplify right side
    99,337.52x = 7,799,569,264.44
  5. Step 5: Solve for x
    x = 7,799,569,264.44/99,337.52
  6. Step 6: Final answer
    x = 78,515.84

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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.