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Finding the Fourth Proportional to 123,996.48, 185,966.77 and 35,248.02

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Solution

The fourth proportional to 123,996.48, 185,966.77 and 35,248.02 is: 52,864.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,996.48 : 185,966.77 = 35,248.02 : x
  2. Step 2: Convert to fraction form
    123,996.48/185,966.77 = 35,248.02/x
  3. Step 3: Cross multiply
    123,996.48x = 185,966.77 × 35,248.02
  4. Step 4: Simplify right side
    123,996.48x = 6,554,960,428.30
  5. Step 5: Solve for x
    x = 6,554,960,428.30/123,996.48
  6. Step 6: Final answer
    x = 52,864.08

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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.