Home / 132,160.28-198,271.19-38,673.32

Finding the Fourth Proportional to 132,160.28, 198,271.19 and 38,673.32

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Solution

The fourth proportional to 132,160.28, 198,271.19 and 38,673.32 is: 58,018.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,160.28 : 198,271.19 = 38,673.32 : x
  2. Step 2: Convert to fraction form
    132,160.28/198,271.19 = 38,673.32/x
  3. Step 3: Cross multiply
    132,160.28x = 198,271.19 × 38,673.32
  4. Step 4: Simplify right side
    132,160.28x = 7,667,804,282.98
  5. Step 5: Solve for x
    x = 7,667,804,282.98/132,160.28
  6. Step 6: Final answer
    x = 58,018.98

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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.