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Finding the Fourth Proportional to 317,165.38, 475,697.40 and 92,473.27

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Solution

The fourth proportional to 317,165.38, 475,697.40 and 92,473.27 is: 138,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,165.38 : 475,697.40 = 92,473.27 : x
  2. Step 2: Convert to fraction form
    317,165.38/475,697.40 = 92,473.27/x
  3. Step 3: Cross multiply
    317,165.38x = 475,697.40 × 92,473.27
  4. Step 4: Simplify right side
    317,165.38x = 43,989,294,108.50
  5. Step 5: Solve for x
    x = 43,989,294,108.50/317,165.38
  6. Step 6: Final answer
    x = 138,695.13

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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.