Home / 124,695.87-187,049.36-45,767.04

Finding the Fourth Proportional to 124,695.87, 187,049.36 and 45,767.04

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Solution

The fourth proportional to 124,695.87, 187,049.36 and 45,767.04 is: 68,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,695.87 : 187,049.36 = 45,767.04 : x
  2. Step 2: Convert to fraction form
    124,695.87/187,049.36 = 45,767.04/x
  3. Step 3: Cross multiply
    124,695.87x = 187,049.36 × 45,767.04
  4. Step 4: Simplify right side
    124,695.87x = 8,560,695,541.09
  5. Step 5: Solve for x
    x = 8,560,695,541.09/124,695.87
  6. Step 6: Final answer
    x = 68,652.60

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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.