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Finding the Fourth Proportional to 146,432.58, 219,711.72 and 46,600.86

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Solution

The fourth proportional to 146,432.58, 219,711.72 and 46,600.86 is: 69,921.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,432.58 : 219,711.72 = 46,600.86 : x
  2. Step 2: Convert to fraction form
    146,432.58/219,711.72 = 46,600.86/x
  3. Step 3: Cross multiply
    146,432.58x = 219,711.72 × 46,600.86
  4. Step 4: Simplify right side
    146,432.58x = 10,238,755,104.08
  5. Step 5: Solve for x
    x = 10,238,755,104.08/146,432.58
  6. Step 6: Final answer
    x = 69,921.29

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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.