Home / 269,118.33-403,375.77-109,157.10

Finding the Fourth Proportional to 269,118.33, 403,375.77 and 109,157.10

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Solution

The fourth proportional to 269,118.33, 403,375.77 and 109,157.10 is: 163,613.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,118.33 : 403,375.77 = 109,157.10 : x
  2. Step 2: Convert to fraction form
    269,118.33/403,375.77 = 109,157.10/x
  3. Step 3: Cross multiply
    269,118.33x = 403,375.77 × 109,157.10
  4. Step 4: Simplify right side
    269,118.33x = 44,031,329,263.47
  5. Step 5: Solve for x
    x = 44,031,329,263.47/269,118.33
  6. Step 6: Final answer
    x = 163,613.27

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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.