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Finding the Fourth Proportional to 146,480.72, 219,720.42 and 62,227.95

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Solution

The fourth proportional to 146,480.72, 219,720.42 and 62,227.95 is: 93,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,480.72 : 219,720.42 = 62,227.95 : x
  2. Step 2: Convert to fraction form
    146,480.72/219,720.42 = 62,227.95/x
  3. Step 3: Cross multiply
    146,480.72x = 219,720.42 × 62,227.95
  4. Step 4: Simplify right side
    146,480.72x = 13,672,751,309.74
  5. Step 5: Solve for x
    x = 13,672,751,309.74/146,480.72
  6. Step 6: Final answer
    x = 93,341.65

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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.