Home / 132,036.38-198,004.85-47,775.71

Finding the Fourth Proportional to 132,036.38, 198,004.85 and 47,775.71

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Solution

The fourth proportional to 132,036.38, 198,004.85 and 47,775.71 is: 71,645.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,036.38 : 198,004.85 = 47,775.71 : x
  2. Step 2: Convert to fraction form
    132,036.38/198,004.85 = 47,775.71/x
  3. Step 3: Cross multiply
    132,036.38x = 198,004.85 × 47,775.71
  4. Step 4: Simplify right side
    132,036.38x = 9,459,821,063.29
  5. Step 5: Solve for x
    x = 9,459,821,063.29/132,036.38
  6. Step 6: Final answer
    x = 71,645.57

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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.