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Finding the Fourth Proportional to 637,854.52, 956,757.85 and 158,083.90

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Solution

The fourth proportional to 637,854.52, 956,757.85 and 158,083.90 is: 237,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,854.52 : 956,757.85 = 158,083.90 : x
  2. Step 2: Convert to fraction form
    637,854.52/956,757.85 = 158,083.90/x
  3. Step 3: Cross multiply
    637,854.52x = 956,757.85 × 158,083.90
  4. Step 4: Simplify right side
    637,854.52x = 151,248,012,283.62
  5. Step 5: Solve for x
    x = 151,248,012,283.62/637,854.52
  6. Step 6: Final answer
    x = 237,119.92

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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.