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Finding the Fourth Proportional to 132,960.96, 199,443.20 and 44,214.48

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Solution

The fourth proportional to 132,960.96, 199,443.20 and 44,214.48 is: 66,322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,960.96 : 199,443.20 = 44,214.48 : x
  2. Step 2: Convert to fraction form
    132,960.96/199,443.20 = 44,214.48/x
  3. Step 3: Cross multiply
    132,960.96x = 199,443.20 × 44,214.48
  4. Step 4: Simplify right side
    132,960.96x = 8,818,277,156.46
  5. Step 5: Solve for x
    x = 8,818,277,156.46/132,960.96
  6. Step 6: Final answer
    x = 66,322.30

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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.