Home / 134,248.92-185,217.41-83,243.30

Finding the Fourth Proportional to 134,248.92, 185,217.41 and 83,243.30

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Solution

The fourth proportional to 134,248.92, 185,217.41 and 83,243.30 is: 114,847.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,248.92 : 185,217.41 = 83,243.30 : x
  2. Step 2: Convert to fraction form
    134,248.92/185,217.41 = 83,243.30/x
  3. Step 3: Cross multiply
    134,248.92x = 185,217.41 × 83,243.30
  4. Step 4: Simplify right side
    134,248.92x = 15,418,107,083.55
  5. Step 5: Solve for x
    x = 15,418,107,083.55/134,248.92
  6. Step 6: Final answer
    x = 114,847.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.