Home / 92,449.20-127,565.64-52,159.80

Finding the Fourth Proportional to 92,449.20, 127,565.64 and 52,159.80

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Solution

The fourth proportional to 92,449.20, 127,565.64 and 52,159.80 is: 71,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,449.20 : 127,565.64 = 52,159.80 : x
  2. Step 2: Convert to fraction form
    92,449.20/127,565.64 = 52,159.80/x
  3. Step 3: Cross multiply
    92,449.20x = 127,565.64 × 52,159.80
  4. Step 4: Simplify right side
    92,449.20x = 6,653,798,269.27
  5. Step 5: Solve for x
    x = 6,653,798,269.27/92,449.20
  6. Step 6: Final answer
    x = 71,972.48

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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.