Home / 178,000.41-267,000.82-65,631.95

Finding the Fourth Proportional to 178,000.41, 267,000.82 and 65,631.95

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Solution

The fourth proportional to 178,000.41, 267,000.82 and 65,631.95 is: 98,447.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,000.41 : 267,000.82 = 65,631.95 : x
  2. Step 2: Convert to fraction form
    178,000.41/267,000.82 = 65,631.95/x
  3. Step 3: Cross multiply
    178,000.41x = 267,000.82 × 65,631.95
  4. Step 4: Simplify right side
    178,000.41x = 17,523,782,969.12
  5. Step 5: Solve for x
    x = 17,523,782,969.12/178,000.41
  6. Step 6: Final answer
    x = 98,447.99

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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.