Home / 204,489.40-282,188.46-115,048.12

Finding the Fourth Proportional to 204,489.40, 282,188.46 and 115,048.12

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Solution

The fourth proportional to 204,489.40, 282,188.46 and 115,048.12 is: 158,762.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,489.40 : 282,188.46 = 115,048.12 : x
  2. Step 2: Convert to fraction form
    204,489.40/282,188.46 = 115,048.12/x
  3. Step 3: Cross multiply
    204,489.40x = 282,188.46 × 115,048.12
  4. Step 4: Simplify right side
    204,489.40x = 32,465,251,808.70
  5. Step 5: Solve for x
    x = 32,465,251,808.70/204,489.40
  6. Step 6: Final answer
    x = 158,762.52

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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.