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Finding the Fourth Proportional to 195,425.80, 293,171.10 and 83,159.80

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Solution

The fourth proportional to 195,425.80, 293,171.10 and 83,159.80 is: 124,753.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,425.80 : 293,171.10 = 83,159.80 : x
  2. Step 2: Convert to fraction form
    195,425.80/293,171.10 = 83,159.80/x
  3. Step 3: Cross multiply
    195,425.80x = 293,171.10 × 83,159.80
  4. Step 4: Simplify right side
    195,425.80x = 24,380,050,041.78
  5. Step 5: Solve for x
    x = 24,380,050,041.78/195,425.80
  6. Step 6: Final answer
    x = 124,753.49

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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.