Home / 268,936.86-403,359.24-88,966.80

Finding the Fourth Proportional to 268,936.86, 403,359.24 and 88,966.80

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Solution

The fourth proportional to 268,936.86, 403,359.24 and 88,966.80 is: 133,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,936.86 : 403,359.24 = 88,966.80 : x
  2. Step 2: Convert to fraction form
    268,936.86/403,359.24 = 88,966.80/x
  3. Step 3: Cross multiply
    268,936.86x = 403,359.24 × 88,966.80
  4. Step 4: Simplify right side
    268,936.86x = 35,885,580,833.23
  5. Step 5: Solve for x
    x = 35,885,580,833.23/268,936.86
  6. Step 6: Final answer
    x = 133,434.97

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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.