Home / 123,418.92-185,139.18-34,673.16

Finding the Fourth Proportional to 123,418.92, 185,139.18 and 34,673.16

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Solution

The fourth proportional to 123,418.92, 185,139.18 and 34,673.16 is: 52,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,418.92 : 185,139.18 = 34,673.16 : x
  2. Step 2: Convert to fraction form
    123,418.92/185,139.18 = 34,673.16/x
  3. Step 3: Cross multiply
    123,418.92x = 185,139.18 × 34,673.16
  4. Step 4: Simplify right side
    123,418.92x = 6,419,360,410.41
  5. Step 5: Solve for x
    x = 6,419,360,410.41/123,418.92
  6. Step 6: Final answer
    x = 52,012.77

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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.