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Finding the Fourth Proportional to 225,522.22, 337,865.72 and 113,071.18

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Solution

The fourth proportional to 225,522.22, 337,865.72 and 113,071.18 is: 169,397.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,522.22 : 337,865.72 = 113,071.18 : x
  2. Step 2: Convert to fraction form
    225,522.22/337,865.72 = 113,071.18/x
  3. Step 3: Cross multiply
    225,522.22x = 337,865.72 × 113,071.18
  4. Step 4: Simplify right side
    225,522.22x = 38,202,875,641.95
  5. Step 5: Solve for x
    x = 38,202,875,641.95/225,522.22
  6. Step 6: Final answer
    x = 169,397.39

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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.