Home / 204,314.47-281,992.80-127,869.10

Finding the Fourth Proportional to 204,314.47, 281,992.80 and 127,869.10

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Solution

The fourth proportional to 204,314.47, 281,992.80 and 127,869.10 is: 176,483.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,314.47 : 281,992.80 = 127,869.10 : x
  2. Step 2: Convert to fraction form
    204,314.47/281,992.80 = 127,869.10/x
  3. Step 3: Cross multiply
    204,314.47x = 281,992.80 × 127,869.10
  4. Step 4: Simplify right side
    204,314.47x = 36,058,165,542.48
  5. Step 5: Solve for x
    x = 36,058,165,542.48/204,314.47
  6. Step 6: Final answer
    x = 176,483.66

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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.