Home / 82,344.60-123,549.30-32,416.20

Finding the Fourth Proportional to 82,344.60, 123,549.30 and 32,416.20

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Solution

The fourth proportional to 82,344.60, 123,549.30 and 32,416.20 is: 48,637.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,344.60 : 123,549.30 = 32,416.20 : x
  2. Step 2: Convert to fraction form
    82,344.60/123,549.30 = 32,416.20/x
  3. Step 3: Cross multiply
    82,344.60x = 123,549.30 × 32,416.20
  4. Step 4: Simplify right side
    82,344.60x = 4,004,998,818.66
  5. Step 5: Solve for x
    x = 4,004,998,818.66/82,344.60
  6. Step 6: Final answer
    x = 48,637.05

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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.