Home / 269,018.52-403,084.86-187,973.76

Finding the Fourth Proportional to 269,018.52, 403,084.86 and 187,973.76

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Solution

The fourth proportional to 269,018.52, 403,084.86 and 187,973.76 is: 281,651.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,018.52 : 403,084.86 = 187,973.76 : x
  2. Step 2: Convert to fraction form
    269,018.52/403,084.86 = 187,973.76/x
  3. Step 3: Cross multiply
    269,018.52x = 403,084.86 × 187,973.76
  4. Step 4: Simplify right side
    269,018.52x = 75,769,376,733.27
  5. Step 5: Solve for x
    x = 75,769,376,733.27/269,018.52
  6. Step 6: Final answer
    x = 281,651.15

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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.