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Finding the Fourth Proportional to 110,350, 152,285.40 and 60,049.04

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Solution

The fourth proportional to 110,350, 152,285.40 and 60,049.04 is: 82,868.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,350 : 152,285.40 = 60,049.04 : x
  2. Step 2: Convert to fraction form
    110,350/152,285.40 = 60,049.04/x
  3. Step 3: Cross multiply
    110,350x = 152,285.40 × 60,049.04
  4. Step 4: Simplify right side
    110,350x = 9,144,592,076.02
  5. Step 5: Solve for x
    x = 9,144,592,076.02/110,350
  6. Step 6: Final answer
    x = 82,868.98

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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.