Home / 124,351.13-186,380.58-57,650.87

Finding the Fourth Proportional to 124,351.13, 186,380.58 and 57,650.87

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Solution

The fourth proportional to 124,351.13, 186,380.58 and 57,650.87 is: 86,408.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,351.13 : 186,380.58 = 57,650.87 : x
  2. Step 2: Convert to fraction form
    124,351.13/186,380.58 = 57,650.87/x
  3. Step 3: Cross multiply
    124,351.13x = 186,380.58 × 57,650.87
  4. Step 4: Simplify right side
    124,351.13x = 10,745,002,588.10
  5. Step 5: Solve for x
    x = 10,745,002,588.10/124,351.13
  6. Step 6: Final answer
    x = 86,408.56

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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.