Home / 269,242.16-403,838.60-82,253.66

Finding the Fourth Proportional to 269,242.16, 403,838.60 and 82,253.66

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Solution

The fourth proportional to 269,242.16, 403,838.60 and 82,253.66 is: 123,372.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,242.16 : 403,838.60 = 82,253.66 : x
  2. Step 2: Convert to fraction form
    269,242.16/403,838.60 = 82,253.66/x
  3. Step 3: Cross multiply
    269,242.16x = 403,838.60 × 82,253.66
  4. Step 4: Simplify right side
    269,242.16x = 33,217,200,468.81
  5. Step 5: Solve for x
    x = 33,217,200,468.81/269,242.16
  6. Step 6: Final answer
    x = 123,372.96

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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.