Home / 106,288.26-146,639.28-60,321.30

Finding the Fourth Proportional to 106,288.26, 146,639.28 and 60,321.30

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Solution

The fourth proportional to 106,288.26, 146,639.28 and 60,321.30 is: 83,221.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,288.26 : 146,639.28 = 60,321.30 : x
  2. Step 2: Convert to fraction form
    106,288.26/146,639.28 = 60,321.30/x
  3. Step 3: Cross multiply
    106,288.26x = 146,639.28 × 60,321.30
  4. Step 4: Simplify right side
    106,288.26x = 8,845,472,000.66
  5. Step 5: Solve for x
    x = 8,845,472,000.66/106,288.26
  6. Step 6: Final answer
    x = 83,221.53

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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.