Home / 140,013.52-209,935.44-55,786.48

Finding the Fourth Proportional to 140,013.52, 209,935.44 and 55,786.48

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Solution

The fourth proportional to 140,013.52, 209,935.44 and 55,786.48 is: 83,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,013.52 : 209,935.44 = 55,786.48 : x
  2. Step 2: Convert to fraction form
    140,013.52/209,935.44 = 55,786.48/x
  3. Step 3: Cross multiply
    140,013.52x = 209,935.44 × 55,786.48
  4. Step 4: Simplify right side
    140,013.52x = 11,711,559,224.85
  5. Step 5: Solve for x
    x = 11,711,559,224.85/140,013.52
  6. Step 6: Final answer
    x = 83,645.92

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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.