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Finding the Fourth Proportional to 95,344.73, 143,040.22 and 28,780.88

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Solution

The fourth proportional to 95,344.73, 143,040.22 and 28,780.88 is: 43,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,344.73 : 143,040.22 = 28,780.88 : x
  2. Step 2: Convert to fraction form
    95,344.73/143,040.22 = 28,780.88/x
  3. Step 3: Cross multiply
    95,344.73x = 143,040.22 × 28,780.88
  4. Step 4: Simplify right side
    95,344.73x = 4,116,823,478.41
  5. Step 5: Solve for x
    x = 4,116,823,478.41/95,344.73
  6. Step 6: Final answer
    x = 43,178.30

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1.5x scale

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.