Home / 93,522.81-129,061.87-52,687.42

Finding the Fourth Proportional to 93,522.81, 129,061.87 and 52,687.42

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Solution

The fourth proportional to 93,522.81, 129,061.87 and 52,687.42 is: 72,708.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,522.81 : 129,061.87 = 52,687.42 : x
  2. Step 2: Convert to fraction form
    93,522.81/129,061.87 = 52,687.42/x
  3. Step 3: Cross multiply
    93,522.81x = 129,061.87 × 52,687.42
  4. Step 4: Simplify right side
    93,522.81x = 6,799,937,108.68
  5. Step 5: Solve for x
    x = 6,799,937,108.68/93,522.81
  6. Step 6: Final answer
    x = 72,708.87

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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.