Home / 146,878.11-202,691.30-83,228.04

Finding the Fourth Proportional to 146,878.11, 202,691.30 and 83,228.04

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Solution

The fourth proportional to 146,878.11, 202,691.30 and 83,228.04 is: 114,854.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,878.11 : 202,691.30 = 83,228.04 : x
  2. Step 2: Convert to fraction form
    146,878.11/202,691.30 = 83,228.04/x
  3. Step 3: Cross multiply
    146,878.11x = 202,691.30 × 83,228.04
  4. Step 4: Simplify right side
    146,878.11x = 16,869,599,207.91
  5. Step 5: Solve for x
    x = 16,869,599,207.91/146,878.11
  6. Step 6: Final answer
    x = 114,854.41

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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.