Home / 124,372.22-186,500.00-45,431.24

Finding the Fourth Proportional to 124,372.22, 186,500.00 and 45,431.24

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Solution

The fourth proportional to 124,372.22, 186,500.00 and 45,431.24 is: 68,125.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,372.22 : 186,500.00 = 45,431.24 : x
  2. Step 2: Convert to fraction form
    124,372.22/186,500.00 = 45,431.24/x
  3. Step 3: Cross multiply
    124,372.22x = 186,500.00 × 45,431.24
  4. Step 4: Simplify right side
    124,372.22x = 8,472,926,839.83
  5. Step 5: Solve for x
    x = 8,472,926,839.83/124,372.22
  6. Step 6: Final answer
    x = 68,125.56

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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.