Home / 133,891.36-200,827.28-54,984.16

Finding the Fourth Proportional to 133,891.36, 200,827.28 and 54,984.16

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Solution

The fourth proportional to 133,891.36, 200,827.28 and 54,984.16 is: 82,472.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,891.36 : 200,827.28 = 54,984.16 : x
  2. Step 2: Convert to fraction form
    133,891.36/200,827.28 = 54,984.16/x
  3. Step 3: Cross multiply
    133,891.36x = 200,827.28 × 54,984.16
  4. Step 4: Simplify right side
    133,891.36x = 11,042,319,295.88
  5. Step 5: Solve for x
    x = 11,042,319,295.88/133,891.36
  6. Step 6: Final answer
    x = 82,472.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.