Home / 84,767.10-127,150.65-22,443.90

Finding the Fourth Proportional to 84,767.10, 127,150.65 and 22,443.90

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Solution

The fourth proportional to 84,767.10, 127,150.65 and 22,443.90 is: 33,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,767.10 : 127,150.65 = 22,443.90 : x
  2. Step 2: Convert to fraction form
    84,767.10/127,150.65 = 22,443.90/x
  3. Step 3: Cross multiply
    84,767.10x = 127,150.65 × 22,443.90
  4. Step 4: Simplify right side
    84,767.10x = 2,853,756,473.54
  5. Step 5: Solve for x
    x = 2,853,756,473.54/84,767.10
  6. Step 6: Final answer
    x = 33,665.85

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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.