Home / 101,966.27-152,971.26-42,767.83

Finding the Fourth Proportional to 101,966.27, 152,971.26 and 42,767.83

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Solution

The fourth proportional to 101,966.27, 152,971.26 and 42,767.83 is: 64,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,966.27 : 152,971.26 = 42,767.83 : x
  2. Step 2: Convert to fraction form
    101,966.27/152,971.26 = 42,767.83/x
  3. Step 3: Cross multiply
    101,966.27x = 152,971.26 × 42,767.83
  4. Step 4: Simplify right side
    101,966.27x = 6,542,247,863.87
  5. Step 5: Solve for x
    x = 6,542,247,863.87/101,966.27
  6. Step 6: Final answer
    x = 64,160.90

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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.