Home / 48,251.52-72,494.08-30,755.20

Finding the Fourth Proportional to 48,251.52, 72,494.08 and 30,755.20

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Solution

The fourth proportional to 48,251.52, 72,494.08 and 30,755.20 is: 46,207.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,251.52 : 72,494.08 = 30,755.20 : x
  2. Step 2: Convert to fraction form
    48,251.52/72,494.08 = 30,755.20/x
  3. Step 3: Cross multiply
    48,251.52x = 72,494.08 × 30,755.20
  4. Step 4: Simplify right side
    48,251.52x = 2,229,569,929.22
  5. Step 5: Solve for x
    x = 2,229,569,929.22/48,251.52
  6. Step 6: Final answer
    x = 46,207.25

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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.