Home / 132,132.08-198,228.40-57,264.80

Finding the Fourth Proportional to 132,132.08, 198,228.40 and 57,264.80

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Solution

The fourth proportional to 132,132.08, 198,228.40 and 57,264.80 is: 85,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,132.08 : 198,228.40 = 57,264.80 : x
  2. Step 2: Convert to fraction form
    132,132.08/198,228.40 = 57,264.80/x
  3. Step 3: Cross multiply
    132,132.08x = 198,228.40 × 57,264.80
  4. Step 4: Simplify right side
    132,132.08x = 11,351,509,680.32
  5. Step 5: Solve for x
    x = 11,351,509,680.32/132,132.08
  6. Step 6: Final answer
    x = 85,910.32

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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.