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Finding the Fourth Proportional to 148,588.47, 222,874.47 and 108,648.41

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Solution

The fourth proportional to 148,588.47, 222,874.47 and 108,648.41 is: 162,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,588.47 : 222,874.47 = 108,648.41 : x
  2. Step 2: Convert to fraction form
    148,588.47/222,874.47 = 108,648.41/x
  3. Step 3: Cross multiply
    148,588.47x = 222,874.47 × 108,648.41
  4. Step 4: Simplify right side
    148,588.47x = 24,214,955,680.72
  5. Step 5: Solve for x
    x = 24,214,955,680.72/148,588.47
  6. Step 6: Final answer
    x = 162,966.59

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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.