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Finding the Fourth Proportional to 317,194.88, 437,752.13 and 181,225.90

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Solution

The fourth proportional to 317,194.88, 437,752.13 and 181,225.90 is: 250,105.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,194.88 : 437,752.13 = 181,225.90 : x
  2. Step 2: Convert to fraction form
    317,194.88/437,752.13 = 181,225.90/x
  3. Step 3: Cross multiply
    317,194.88x = 437,752.13 × 181,225.90
  4. Step 4: Simplify right side
    317,194.88x = 79,332,025,796.29
  5. Step 5: Solve for x
    x = 79,332,025,796.29/317,194.88
  6. Step 6: Final answer
    x = 250,105.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.