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Finding the Fourth Proportional to 110,793.33, 153,022.10 and 80,713.17

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Solution

The fourth proportional to 110,793.33, 153,022.10 and 80,713.17 is: 111,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,793.33 : 153,022.10 = 80,713.17 : x
  2. Step 2: Convert to fraction form
    110,793.33/153,022.10 = 80,713.17/x
  3. Step 3: Cross multiply
    110,793.33x = 153,022.10 × 80,713.17
  4. Step 4: Simplify right side
    110,793.33x = 12,350,898,367.49
  5. Step 5: Solve for x
    x = 12,350,898,367.49/110,793.33
  6. Step 6: Final answer
    x = 111,476.91

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1.5x scale

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.