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Finding the Fourth Proportional to 95,182.80, 142,673.72 and 31,942.97

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Solution

The fourth proportional to 95,182.80, 142,673.72 and 31,942.97 is: 47,880.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,182.80 : 142,673.72 = 31,942.97 : x
  2. Step 2: Convert to fraction form
    95,182.80/142,673.72 = 31,942.97/x
  3. Step 3: Cross multiply
    95,182.80x = 142,673.72 × 31,942.97
  4. Step 4: Simplify right side
    95,182.80x = 4,557,421,484.66
  5. Step 5: Solve for x
    x = 4,557,421,484.66/95,182.80
  6. Step 6: Final answer
    x = 47,880.73

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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.