Home / 132,117.84-198,192.24-47,917.80

Finding the Fourth Proportional to 132,117.84, 198,192.24 and 47,917.80

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Solution

The fourth proportional to 132,117.84, 198,192.24 and 47,917.80 is: 71,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,117.84 : 198,192.24 = 47,917.80 : x
  2. Step 2: Convert to fraction form
    132,117.84/198,192.24 = 47,917.80/x
  3. Step 3: Cross multiply
    132,117.84x = 198,192.24 × 47,917.80
  4. Step 4: Simplify right side
    132,117.84x = 9,496,936,117.87
  5. Step 5: Solve for x
    x = 9,496,936,117.87/132,117.84
  6. Step 6: Final answer
    x = 71,882.31

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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.