Home / 52,287.92-72,120.84-34,377.20

Finding the Fourth Proportional to 52,287.92, 72,120.84 and 34,377.20

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Solution

The fourth proportional to 52,287.92, 72,120.84 and 34,377.20 is: 47,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,287.92 : 72,120.84 = 34,377.20 : x
  2. Step 2: Convert to fraction form
    52,287.92/72,120.84 = 34,377.20/x
  3. Step 3: Cross multiply
    52,287.92x = 72,120.84 × 34,377.20
  4. Step 4: Simplify right side
    52,287.92x = 2,479,312,540.85
  5. Step 5: Solve for x
    x = 2,479,312,540.85/52,287.92
  6. Step 6: Final answer
    x = 47,416.55

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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.