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Finding the Fourth Proportional to 60,090.57, 90,056.97 and 44,221.29

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Solution

The fourth proportional to 60,090.57, 90,056.97 and 44,221.29 is: 66,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,090.57 : 90,056.97 = 44,221.29 : x
  2. Step 2: Convert to fraction form
    60,090.57/90,056.97 = 44,221.29/x
  3. Step 3: Cross multiply
    60,090.57x = 90,056.97 × 44,221.29
  4. Step 4: Simplify right side
    60,090.57x = 3,982,435,386.89
  5. Step 5: Solve for x
    x = 3,982,435,386.89/60,090.57
  6. Step 6: Final answer
    x = 66,273.88

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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.