Home / 118,113.12-162,863.69-96,535.90

Finding the Fourth Proportional to 118,113.12, 162,863.69 and 96,535.90

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Solution

The fourth proportional to 118,113.12, 162,863.69 and 96,535.90 is: 133,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,113.12 : 162,863.69 = 96,535.90 : x
  2. Step 2: Convert to fraction form
    118,113.12/162,863.69 = 96,535.90/x
  3. Step 3: Cross multiply
    118,113.12x = 162,863.69 × 96,535.90
  4. Step 4: Simplify right side
    118,113.12x = 15,722,192,035.92
  5. Step 5: Solve for x
    x = 15,722,192,035.92/118,113.12
  6. Step 6: Final answer
    x = 133,111.31

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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.