Home / 146,543.10-219,814.65-132,983.70

Finding the Fourth Proportional to 146,543.10, 219,814.65 and 132,983.70

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Solution

The fourth proportional to 146,543.10, 219,814.65 and 132,983.70 is: 199,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,543.10 : 219,814.65 = 132,983.70 : x
  2. Step 2: Convert to fraction form
    146,543.10/219,814.65 = 132,983.70/x
  3. Step 3: Cross multiply
    146,543.10x = 219,814.65 × 132,983.70
  4. Step 4: Simplify right side
    146,543.10x = 29,231,765,471.21
  5. Step 5: Solve for x
    x = 29,231,765,471.21/146,543.10
  6. Step 6: Final answer
    x = 199,475.55

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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.