Home / 179,428.38-269,133.62-67,100.34

Finding the Fourth Proportional to 179,428.38, 269,133.62 and 67,100.34

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Solution

The fourth proportional to 179,428.38, 269,133.62 and 67,100.34 is: 100,647.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,428.38 : 269,133.62 = 67,100.34 : x
  2. Step 2: Convert to fraction form
    179,428.38/269,133.62 = 67,100.34/x
  3. Step 3: Cross multiply
    179,428.38x = 269,133.62 × 67,100.34
  4. Step 4: Simplify right side
    179,428.38x = 18,058,955,726.26
  5. Step 5: Solve for x
    x = 18,058,955,726.26/179,428.38
  6. Step 6: Final answer
    x = 100,647.16

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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.