Home / 124,834.38-187,163.91-45,938.22

Finding the Fourth Proportional to 124,834.38, 187,163.91 and 45,938.22

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Solution

The fourth proportional to 124,834.38, 187,163.91 and 45,938.22 is: 68,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,834.38 : 187,163.91 = 45,938.22 : x
  2. Step 2: Convert to fraction form
    124,834.38/187,163.91 = 45,938.22/x
  3. Step 3: Cross multiply
    124,834.38x = 187,163.91 × 45,938.22
  4. Step 4: Simplify right side
    124,834.38x = 8,597,976,873.64
  5. Step 5: Solve for x
    x = 8,597,976,873.64/124,834.38
  6. Step 6: Final answer
    x = 68,875.07

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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.