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Finding the Fourth Proportional to 373,687.52, 560,615.76 and 124,379.36

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Solution

The fourth proportional to 373,687.52, 560,615.76 and 124,379.36 is: 186,597.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,687.52 : 560,615.76 = 124,379.36 : x
  2. Step 2: Convert to fraction form
    373,687.52/560,615.76 = 124,379.36/x
  3. Step 3: Cross multiply
    373,687.52x = 560,615.76 × 124,379.36
  4. Step 4: Simplify right side
    373,687.52x = 69,729,029,434.71
  5. Step 5: Solve for x
    x = 69,729,029,434.71/373,687.52
  6. Step 6: Final answer
    x = 186,597.16

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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.