Home / 95,815.32-143,722.98-36,669.12

Finding the Fourth Proportional to 95,815.32, 143,722.98 and 36,669.12

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Solution

The fourth proportional to 95,815.32, 143,722.98 and 36,669.12 is: 55,003.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,815.32 : 143,722.98 = 36,669.12 : x
  2. Step 2: Convert to fraction form
    95,815.32/143,722.98 = 36,669.12/x
  3. Step 3: Cross multiply
    95,815.32x = 143,722.98 × 36,669.12
  4. Step 4: Simplify right side
    95,815.32x = 5,270,195,200.38
  5. Step 5: Solve for x
    x = 5,270,195,200.38/95,815.32
  6. Step 6: Final answer
    x = 55,003.68

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Similar ratio
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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.