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Finding the Fourth Proportional to 148,224, 222,397.60 and 59,540.40

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Solution

The fourth proportional to 148,224, 222,397.60 and 59,540.40 is: 89,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,224 : 222,397.60 = 59,540.40 : x
  2. Step 2: Convert to fraction form
    148,224/222,397.60 = 59,540.40/x
  3. Step 3: Cross multiply
    148,224x = 222,397.60 × 59,540.40
  4. Step 4: Simplify right side
    148,224x = 13,241,642,063.04
  5. Step 5: Solve for x
    x = 13,241,642,063.04/148,224
  6. Step 6: Final answer
    x = 89,335.34

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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.