Home / 60,489.04-90,654.72-30,881.92

Finding the Fourth Proportional to 60,489.04, 90,654.72 and 30,881.92

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Solution

The fourth proportional to 60,489.04, 90,654.72 and 30,881.92 is: 46,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,489.04 : 90,654.72 = 30,881.92 : x
  2. Step 2: Convert to fraction form
    60,489.04/90,654.72 = 30,881.92/x
  3. Step 3: Cross multiply
    60,489.04x = 90,654.72 × 30,881.92
  4. Step 4: Simplify right side
    60,489.04x = 2,799,591,810.66
  5. Step 5: Solve for x
    x = 2,799,591,810.66/60,489.04
  6. Step 6: Final answer
    x = 46,282.63

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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.