Home / 194,031.60-267,711-113,478.96

Finding the Fourth Proportional to 194,031.60, 267,711 and 113,478.96

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Solution

The fourth proportional to 194,031.60, 267,711 and 113,478.96 is: 156,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,031.60 : 267,711 = 113,478.96 : x
  2. Step 2: Convert to fraction form
    194,031.60/267,711 = 113,478.96/x
  3. Step 3: Cross multiply
    194,031.60x = 267,711 × 113,478.96
  4. Step 4: Simplify right side
    194,031.60x = 30,379,565,860.56
  5. Step 5: Solve for x
    x = 30,379,565,860.56/194,031.60
  6. Step 6: Final answer
    x = 156,570.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.