Home / 94,778.47-142,044.99-38,553.31

Finding the Fourth Proportional to 94,778.47, 142,044.99 and 38,553.31

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Solution

The fourth proportional to 94,778.47, 142,044.99 and 38,553.31 is: 57,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,778.47 : 142,044.99 = 38,553.31 : x
  2. Step 2: Convert to fraction form
    94,778.47/142,044.99 = 38,553.31/x
  3. Step 3: Cross multiply
    94,778.47x = 142,044.99 × 38,553.31
  4. Step 4: Simplify right side
    94,778.47x = 5,476,304,533.42
  5. Step 5: Solve for x
    x = 5,476,304,533.42/94,778.47
  6. Step 6: Final answer
    x = 57,780.05

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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.