Home / 179,758.71-269,428.14-135,242.46

Finding the Fourth Proportional to 179,758.71, 269,428.14 and 135,242.46

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Solution

The fourth proportional to 179,758.71, 269,428.14 and 135,242.46 is: 202,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,758.71 : 269,428.14 = 135,242.46 : x
  2. Step 2: Convert to fraction form
    179,758.71/269,428.14 = 135,242.46/x
  3. Step 3: Cross multiply
    179,758.71x = 269,428.14 × 135,242.46
  4. Step 4: Simplify right side
    179,758.71x = 36,438,124,446.82
  5. Step 5: Solve for x
    x = 36,438,124,446.82/179,758.71
  6. Step 6: Final answer
    x = 202,705.75

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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.