Home / 82,023.72-123,039.90-22,859.16

Finding the Fourth Proportional to 82,023.72, 123,039.90 and 22,859.16

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Solution

The fourth proportional to 82,023.72, 123,039.90 and 22,859.16 is: 34,289.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,023.72 : 123,039.90 = 22,859.16 : x
  2. Step 2: Convert to fraction form
    82,023.72/123,039.90 = 22,859.16/x
  3. Step 3: Cross multiply
    82,023.72x = 123,039.90 × 22,859.16
  4. Step 4: Simplify right side
    82,023.72x = 2,812,588,760.48
  5. Step 5: Solve for x
    x = 2,812,588,760.48/82,023.72
  6. Step 6: Final answer
    x = 34,289.94

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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.