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Finding the Fourth Proportional to 180,248.70, 269,806.17 and 123,758.22

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Solution

The fourth proportional to 180,248.70, 269,806.17 and 123,758.22 is: 185,248.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,248.70 : 269,806.17 = 123,758.22 : x
  2. Step 2: Convert to fraction form
    180,248.70/269,806.17 = 123,758.22/x
  3. Step 3: Cross multiply
    180,248.70x = 269,806.17 × 123,758.22
  4. Step 4: Simplify right side
    180,248.70x = 33,390,731,344.22
  5. Step 5: Solve for x
    x = 33,390,731,344.22/180,248.70
  6. Step 6: Final answer
    x = 185,248.11

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1.5x scale

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.