Home / 207,269.98-311,003.38-88,975.14

Finding the Fourth Proportional to 207,269.98, 311,003.38 and 88,975.14

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Solution

The fourth proportional to 207,269.98, 311,003.38 and 88,975.14 is: 133,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,269.98 : 311,003.38 = 88,975.14 : x
  2. Step 2: Convert to fraction form
    207,269.98/311,003.38 = 88,975.14/x
  3. Step 3: Cross multiply
    207,269.98x = 311,003.38 × 88,975.14
  4. Step 4: Simplify right side
    207,269.98x = 27,671,569,275.97
  5. Step 5: Solve for x
    x = 27,671,569,275.97/207,269.98
  6. Step 6: Final answer
    x = 133,504.95

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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.