Home / 269,566.80-372,001.12-148,715.60

Finding the Fourth Proportional to 269,566.80, 372,001.12 and 148,715.60

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Solution

The fourth proportional to 269,566.80, 372,001.12 and 148,715.60 is: 205,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,566.80 : 372,001.12 = 148,715.60 : x
  2. Step 2: Convert to fraction form
    269,566.80/372,001.12 = 148,715.60/x
  3. Step 3: Cross multiply
    269,566.80x = 372,001.12 × 148,715.60
  4. Step 4: Simplify right side
    269,566.80x = 55,322,369,761.47
  5. Step 5: Solve for x
    x = 55,322,369,761.47/269,566.80
  6. Step 6: Final answer
    x = 205,226.94

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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.