Home / 82,217.60-123,326.40-44,892.80

Finding the Fourth Proportional to 82,217.60, 123,326.40 and 44,892.80

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Solution

The fourth proportional to 82,217.60, 123,326.40 and 44,892.80 is: 67,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,217.60 : 123,326.40 = 44,892.80 : x
  2. Step 2: Convert to fraction form
    82,217.60/123,326.40 = 44,892.80/x
  3. Step 3: Cross multiply
    82,217.60x = 123,326.40 × 44,892.80
  4. Step 4: Simplify right side
    82,217.60x = 5,536,467,409.92
  5. Step 5: Solve for x
    x = 5,536,467,409.92/82,217.60
  6. Step 6: Final answer
    x = 67,339.20

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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.