Home / 123,463.36-185,158.27-52,385.14

Finding the Fourth Proportional to 123,463.36, 185,158.27 and 52,385.14

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Solution

The fourth proportional to 123,463.36, 185,158.27 and 52,385.14 is: 78,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,463.36 : 185,158.27 = 52,385.14 : x
  2. Step 2: Convert to fraction form
    123,463.36/185,158.27 = 52,385.14/x
  3. Step 3: Cross multiply
    123,463.36x = 185,158.27 × 52,385.14
  4. Step 4: Simplify right side
    123,463.36x = 9,699,541,896.11
  5. Step 5: Solve for x
    x = 9,699,541,896.11/123,463.36
  6. Step 6: Final answer
    x = 78,562.11

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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.