Home / 48,308.54-72,348.25-38,281.04

Finding the Fourth Proportional to 48,308.54, 72,348.25 and 38,281.04

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Solution

The fourth proportional to 48,308.54, 72,348.25 and 38,281.04 is: 57,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,308.54 : 72,348.25 = 38,281.04 : x
  2. Step 2: Convert to fraction form
    48,308.54/72,348.25 = 38,281.04/x
  3. Step 3: Cross multiply
    48,308.54x = 72,348.25 × 38,281.04
  4. Step 4: Simplify right side
    48,308.54x = 2,769,566,252.18
  5. Step 5: Solve for x
    x = 2,769,566,252.18/48,308.54
  6. Step 6: Final answer
    x = 57,330.78

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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.