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Finding the Fourth Proportional to 132,229.36, 198,373.98 and 43,483.63

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Solution

The fourth proportional to 132,229.36, 198,373.98 and 43,483.63 is: 65,235.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,229.36 : 198,373.98 = 43,483.63 : x
  2. Step 2: Convert to fraction form
    132,229.36/198,373.98 = 43,483.63/x
  3. Step 3: Cross multiply
    132,229.36x = 198,373.98 × 43,483.63
  4. Step 4: Simplify right side
    132,229.36x = 8,626,020,747.95
  5. Step 5: Solve for x
    x = 8,626,020,747.95/132,229.36
  6. Step 6: Final answer
    x = 65,235.29

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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.