Home / 204,345.90-281,955.12-119,446.56

Finding the Fourth Proportional to 204,345.90, 281,955.12 and 119,446.56

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Solution

The fourth proportional to 204,345.90, 281,955.12 and 119,446.56 is: 164,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,345.90 : 281,955.12 = 119,446.56 : x
  2. Step 2: Convert to fraction form
    204,345.90/281,955.12 = 119,446.56/x
  3. Step 3: Cross multiply
    204,345.90x = 281,955.12 × 119,446.56
  4. Step 4: Simplify right side
    204,345.90x = 33,678,569,158.39
  5. Step 5: Solve for x
    x = 33,678,569,158.39/204,345.90
  6. Step 6: Final answer
    x = 164,811.57

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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.