Home / 179,726.40-269,233.20-157,564.80

Finding the Fourth Proportional to 179,726.40, 269,233.20 and 157,564.80

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Solution

The fourth proportional to 179,726.40, 269,233.20 and 157,564.80 is: 236,034.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,726.40 : 269,233.20 = 157,564.80 : x
  2. Step 2: Convert to fraction form
    179,726.40/269,233.20 = 157,564.80/x
  3. Step 3: Cross multiply
    179,726.40x = 269,233.20 × 157,564.80
  4. Step 4: Simplify right side
    179,726.40x = 42,421,675,311.36
  5. Step 5: Solve for x
    x = 42,421,675,311.36/179,726.40
  6. Step 6: Final answer
    x = 236,034.75

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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.