Home / 150,113.00-207,154.17-82,129.16

Finding the Fourth Proportional to 150,113.00, 207,154.17 and 82,129.16

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Solution

The fourth proportional to 150,113.00, 207,154.17 and 82,129.16 is: 113,337.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,113.00 : 207,154.17 = 82,129.16 : x
  2. Step 2: Convert to fraction form
    150,113.00/207,154.17 = 82,129.16/x
  3. Step 3: Cross multiply
    150,113.00x = 207,154.17 × 82,129.16
  4. Step 4: Simplify right side
    150,113.00x = 17,013,396,936.83
  5. Step 5: Solve for x
    x = 17,013,396,936.83/150,113.00
  6. Step 6: Final answer
    x = 113,337.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.