Home / 82,549.92-123,740.16-32,609.76

Finding the Fourth Proportional to 82,549.92, 123,740.16 and 32,609.76

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Solution

The fourth proportional to 82,549.92, 123,740.16 and 32,609.76 is: 48,881.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,549.92 : 123,740.16 = 32,609.76 : x
  2. Step 2: Convert to fraction form
    82,549.92/123,740.16 = 32,609.76/x
  3. Step 3: Cross multiply
    82,549.92x = 123,740.16 × 32,609.76
  4. Step 4: Simplify right side
    82,549.92x = 4,035,136,919.96
  5. Step 5: Solve for x
    x = 4,035,136,919.96/82,549.92
  6. Step 6: Final answer
    x = 48,881.17

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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.