Home / 124,314.24-186,499.22-45,426.45

Finding the Fourth Proportional to 124,314.24, 186,499.22 and 45,426.45

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Solution

The fourth proportional to 124,314.24, 186,499.22 and 45,426.45 is: 68,149.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,314.24 : 186,499.22 = 45,426.45 : x
  2. Step 2: Convert to fraction form
    124,314.24/186,499.22 = 45,426.45/x
  3. Step 3: Cross multiply
    124,314.24x = 186,499.22 × 45,426.45
  4. Step 4: Simplify right side
    124,314.24x = 8,471,997,265.24
  5. Step 5: Solve for x
    x = 8,471,997,265.24/124,314.24
  6. Step 6: Final answer
    x = 68,149.85

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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.