Home / 178,211.70-267,233.85-103,353.12

Finding the Fourth Proportional to 178,211.70, 267,233.85 and 103,353.12

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Solution

The fourth proportional to 178,211.70, 267,233.85 and 103,353.12 is: 154,981.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,211.70 : 267,233.85 = 103,353.12 : x
  2. Step 2: Convert to fraction form
    178,211.70/267,233.85 = 103,353.12/x
  3. Step 3: Cross multiply
    178,211.70x = 267,233.85 × 103,353.12
  4. Step 4: Simplify right side
    178,211.70x = 27,619,452,167.11
  5. Step 5: Solve for x
    x = 27,619,452,167.11/178,211.70
  6. Step 6: Final answer
    x = 154,981.14

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1.5x scale

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.