Home / 132,288.80-198,431.78-32,448.06

Finding the Fourth Proportional to 132,288.80, 198,431.78 and 32,448.06

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Solution

The fourth proportional to 132,288.80, 198,431.78 and 32,448.06 is: 48,671.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,288.80 : 198,431.78 = 32,448.06 : x
  2. Step 2: Convert to fraction form
    132,288.80/198,431.78 = 32,448.06/x
  3. Step 3: Cross multiply
    132,288.80x = 198,431.78 × 32,448.06
  4. Step 4: Simplify right side
    132,288.80x = 6,438,726,141.11
  5. Step 5: Solve for x
    x = 6,438,726,141.11/132,288.80
  6. Step 6: Final answer
    x = 48,671.74

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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.