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Finding the Fourth Proportional to 60,222.70, 90,333.76 and 15,244.48

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Solution

The fourth proportional to 60,222.70, 90,333.76 and 15,244.48 is: 22,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,222.70 : 90,333.76 = 15,244.48 : x
  2. Step 2: Convert to fraction form
    60,222.70/90,333.76 = 15,244.48/x
  3. Step 3: Cross multiply
    60,222.70x = 90,333.76 × 15,244.48
  4. Step 4: Simplify right side
    60,222.70x = 1,377,091,197.64
  5. Step 5: Solve for x
    x = 1,377,091,197.64/60,222.70
  6. Step 6: Final answer
    x = 22,866.65

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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.