Home / 195,071.25-269,220.24-110,193.78

Finding the Fourth Proportional to 195,071.25, 269,220.24 and 110,193.78

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Solution

The fourth proportional to 195,071.25, 269,220.24 and 110,193.78 is: 152,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,071.25 : 269,220.24 = 110,193.78 : x
  2. Step 2: Convert to fraction form
    195,071.25/269,220.24 = 110,193.78/x
  3. Step 3: Cross multiply
    195,071.25x = 269,220.24 × 110,193.78
  4. Step 4: Simplify right side
    195,071.25x = 29,666,395,898.11
  5. Step 5: Solve for x
    x = 29,666,395,898.11/195,071.25
  6. Step 6: Final answer
    x = 152,079.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.