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Finding the Fourth Proportional to 317,229.73, 475,654.52 and 100,995.01

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Solution

The fourth proportional to 317,229.73, 475,654.52 and 100,995.01 is: 151,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,229.73 : 475,654.52 = 100,995.01 : x
  2. Step 2: Convert to fraction form
    317,229.73/475,654.52 = 100,995.01/x
  3. Step 3: Cross multiply
    317,229.73x = 475,654.52 × 100,995.01
  4. Step 4: Simplify right side
    317,229.73x = 48,038,734,174.76
  5. Step 5: Solve for x
    x = 48,038,734,174.76/317,229.73
  6. Step 6: Final answer
    x = 151,432.00

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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.