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Finding the Fourth Proportional to 132,928.40, 199,349.40 and 44,166.80

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Solution

The fourth proportional to 132,928.40, 199,349.40 and 44,166.80 is: 66,235.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928.40 : 199,349.40 = 44,166.80 : x
  2. Step 2: Convert to fraction form
    132,928.40/199,349.40 = 44,166.80/x
  3. Step 3: Cross multiply
    132,928.40x = 199,349.40 × 44,166.80
  4. Step 4: Simplify right side
    132,928.40x = 8,804,625,079.92
  5. Step 5: Solve for x
    x = 8,804,625,079.92/132,928.40
  6. Step 6: Final answer
    x = 66,235.85

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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.