Home / 178,587.16-267,930.18-145,224.76

Finding the Fourth Proportional to 178,587.16, 267,930.18 and 145,224.76

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Solution

The fourth proportional to 178,587.16, 267,930.18 and 145,224.76 is: 217,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,587.16 : 267,930.18 = 145,224.76 : x
  2. Step 2: Convert to fraction form
    178,587.16/267,930.18 = 145,224.76/x
  3. Step 3: Cross multiply
    178,587.16x = 267,930.18 × 145,224.76
  4. Step 4: Simplify right side
    178,587.16x = 38,910,096,087.26
  5. Step 5: Solve for x
    x = 38,910,096,087.26/178,587.16
  6. Step 6: Final answer
    x = 217,877.34

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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.