Home / 269,821.07-372,347.15-147,309.27

Finding the Fourth Proportional to 269,821.07, 372,347.15 and 147,309.27

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Solution

The fourth proportional to 269,821.07, 372,347.15 and 147,309.27 is: 203,283.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,821.07 : 372,347.15 = 147,309.27 : x
  2. Step 2: Convert to fraction form
    269,821.07/372,347.15 = 147,309.27/x
  3. Step 3: Cross multiply
    269,821.07x = 372,347.15 × 147,309.27
  4. Step 4: Simplify right side
    269,821.07x = 54,850,186,116.53
  5. Step 5: Solve for x
    x = 54,850,186,116.53/269,821.07
  6. Step 6: Final answer
    x = 203,283.56

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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.