Home / 281,856.29-422,844.22-92,302.65

Finding the Fourth Proportional to 281,856.29, 422,844.22 and 92,302.65

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Solution

The fourth proportional to 281,856.29, 422,844.22 and 92,302.65 is: 138,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,856.29 : 422,844.22 = 92,302.65 : x
  2. Step 2: Convert to fraction form
    281,856.29/422,844.22 = 92,302.65/x
  3. Step 3: Cross multiply
    281,856.29x = 422,844.22 × 92,302.65
  4. Step 4: Simplify right side
    281,856.29x = 39,029,643,012.79
  5. Step 5: Solve for x
    x = 39,029,643,012.79/281,856.29
  6. Step 6: Final answer
    x = 138,473.55

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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.