Home / 102,247.20-141,097.68-57,526.56

Finding the Fourth Proportional to 102,247.20, 141,097.68 and 57,526.56

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Solution

The fourth proportional to 102,247.20, 141,097.68 and 57,526.56 is: 79,384.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,247.20 : 141,097.68 = 57,526.56 : x
  2. Step 2: Convert to fraction form
    102,247.20/141,097.68 = 57,526.56/x
  3. Step 3: Cross multiply
    102,247.20x = 141,097.68 × 57,526.56
  4. Step 4: Simplify right side
    102,247.20x = 8,116,864,154.38
  5. Step 5: Solve for x
    x = 8,116,864,154.38/102,247.20
  6. Step 6: Final answer
    x = 79,384.71

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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.