Home / 281,826.36-422,733.26-68,595.18

Finding the Fourth Proportional to 281,826.36, 422,733.26 and 68,595.18

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Solution

The fourth proportional to 281,826.36, 422,733.26 and 68,595.18 is: 102,891.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,826.36 : 422,733.26 = 68,595.18 : x
  2. Step 2: Convert to fraction form
    281,826.36/422,733.26 = 68,595.18/x
  3. Step 3: Cross multiply
    281,826.36x = 422,733.26 × 68,595.18
  4. Step 4: Simplify right side
    281,826.36x = 28,997,464,061.69
  5. Step 5: Solve for x
    x = 28,997,464,061.69/281,826.36
  6. Step 6: Final answer
    x = 102,891.24

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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.