Home / 52,132.23-78,234.81-36,374.88

Finding the Fourth Proportional to 52,132.23, 78,234.81 and 36,374.88

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Solution

The fourth proportional to 52,132.23, 78,234.81 and 36,374.88 is: 54,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,132.23 : 78,234.81 = 36,374.88 : x
  2. Step 2: Convert to fraction form
    52,132.23/78,234.81 = 36,374.88/x
  3. Step 3: Cross multiply
    52,132.23x = 78,234.81 × 36,374.88
  4. Step 4: Simplify right side
    52,132.23x = 2,845,781,825.57
  5. Step 5: Solve for x
    x = 2,845,781,825.57/52,132.23
  6. Step 6: Final answer
    x = 54,587.76

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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.