Home / 132,006.12-198,028.06-40,828.55

Finding the Fourth Proportional to 132,006.12, 198,028.06 and 40,828.55

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Solution

The fourth proportional to 132,006.12, 198,028.06 and 40,828.55 is: 61,248.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,006.12 : 198,028.06 = 40,828.55 : x
  2. Step 2: Convert to fraction form
    132,006.12/198,028.06 = 40,828.55/x
  3. Step 3: Cross multiply
    132,006.12x = 198,028.06 × 40,828.55
  4. Step 4: Simplify right side
    132,006.12x = 8,085,198,549.11
  5. Step 5: Solve for x
    x = 8,085,198,549.11/132,006.12
  6. Step 6: Final answer
    x = 61,248.66

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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.