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Finding the Fourth Proportional to 160,902.60, 241,353.90 and 42,585.90

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Solution

The fourth proportional to 160,902.60, 241,353.90 and 42,585.90 is: 63,878.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,902.60 : 241,353.90 = 42,585.90 : x
  2. Step 2: Convert to fraction form
    160,902.60/241,353.90 = 42,585.90/x
  3. Step 3: Cross multiply
    160,902.60x = 241,353.90 × 42,585.90
  4. Step 4: Simplify right side
    160,902.60x = 10,278,273,050.01
  5. Step 5: Solve for x
    x = 10,278,273,050.01/160,902.60
  6. Step 6: Final answer
    x = 63,878.85

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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.