Home / 132,173.27-198,194.78-47,920.77

Finding the Fourth Proportional to 132,173.27, 198,194.78 and 47,920.77

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Solution

The fourth proportional to 132,173.27, 198,194.78 and 47,920.77 is: 71,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,173.27 : 198,194.78 = 47,920.77 : x
  2. Step 2: Convert to fraction form
    132,173.27/198,194.78 = 47,920.77/x
  3. Step 3: Cross multiply
    132,173.27x = 198,194.78 × 47,920.77
  4. Step 4: Simplify right side
    132,173.27x = 9,497,646,227.98
  5. Step 5: Solve for x
    x = 9,497,646,227.98/132,173.27
  6. Step 6: Final answer
    x = 71,857.54

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1.5x scale

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.