Home / 281,743.29-422,664.17-123,967.67

Finding the Fourth Proportional to 281,743.29, 422,664.17 and 123,967.67

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Solution

The fourth proportional to 281,743.29, 422,664.17 and 123,967.67 is: 185,973.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,743.29 : 422,664.17 = 123,967.67 : x
  2. Step 2: Convert to fraction form
    281,743.29/422,664.17 = 123,967.67/x
  3. Step 3: Cross multiply
    281,743.29x = 422,664.17 × 123,967.67
  4. Step 4: Simplify right side
    281,743.29x = 52,396,689,614.22
  5. Step 5: Solve for x
    x = 52,396,689,614.22/281,743.29
  6. Step 6: Final answer
    x = 185,973.16

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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.