Home / 179,428.60-269,726.10-153,767.80

Finding the Fourth Proportional to 179,428.60, 269,726.10 and 153,767.80

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Solution

The fourth proportional to 179,428.60, 269,726.10 and 153,767.80 is: 231,151.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,428.60 : 269,726.10 = 153,767.80 : x
  2. Step 2: Convert to fraction form
    179,428.60/269,726.10 = 153,767.80/x
  3. Step 3: Cross multiply
    179,428.60x = 269,726.10 × 153,767.80
  4. Step 4: Simplify right side
    179,428.60x = 41,475,188,999.58
  5. Step 5: Solve for x
    x = 41,475,188,999.58/179,428.60
  6. Step 6: Final answer
    x = 231,151.49

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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.