Home / 144,072.62-216,062.20-47,984.26

Finding the Fourth Proportional to 144,072.62, 216,062.20 and 47,984.26

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Solution

The fourth proportional to 144,072.62, 216,062.20 and 47,984.26 is: 71,960.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,072.62 : 216,062.20 = 47,984.26 : x
  2. Step 2: Convert to fraction form
    144,072.62/216,062.20 = 47,984.26/x
  3. Step 3: Cross multiply
    144,072.62x = 216,062.20 × 47,984.26
  4. Step 4: Simplify right side
    144,072.62x = 10,367,584,780.97
  5. Step 5: Solve for x
    x = 10,367,584,780.97/144,072.62
  6. Step 6: Final answer
    x = 71,960.83

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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.