Home / 132,928.16-199,266.03-53,015.18

Finding the Fourth Proportional to 132,928.16, 199,266.03 and 53,015.18

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Solution

The fourth proportional to 132,928.16, 199,266.03 and 53,015.18 is: 79,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928.16 : 199,266.03 = 53,015.18 : x
  2. Step 2: Convert to fraction form
    132,928.16/199,266.03 = 53,015.18/x
  3. Step 3: Cross multiply
    132,928.16x = 199,266.03 × 53,015.18
  4. Step 4: Simplify right side
    132,928.16x = 10,564,123,452.01
  5. Step 5: Solve for x
    x = 10,564,123,452.01/132,928.16
  6. Step 6: Final answer
    x = 79,472.43

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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.