Home / 269,118.38-403,537.42-126,925.48

Finding the Fourth Proportional to 269,118.38, 403,537.42 and 126,925.48

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Solution

The fourth proportional to 269,118.38, 403,537.42 and 126,925.48 is: 190,322.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,118.38 : 403,537.42 = 126,925.48 : x
  2. Step 2: Convert to fraction form
    269,118.38/403,537.42 = 126,925.48/x
  3. Step 3: Cross multiply
    269,118.38x = 403,537.42 × 126,925.48
  4. Step 4: Simplify right side
    269,118.38x = 51,219,180,731.46
  5. Step 5: Solve for x
    x = 51,219,180,731.46/269,118.38
  6. Step 6: Final answer
    x = 190,322.12

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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.