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Finding the Fourth Proportional to 95,950.20, 143,803.80 and 36,706.80

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Solution

The fourth proportional to 95,950.20, 143,803.80 and 36,706.80 is: 55,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,950.20 : 143,803.80 = 36,706.80 : x
  2. Step 2: Convert to fraction form
    95,950.20/143,803.80 = 36,706.80/x
  3. Step 3: Cross multiply
    95,950.20x = 143,803.80 × 36,706.80
  4. Step 4: Simplify right side
    95,950.20x = 5,278,577,325.84
  5. Step 5: Solve for x
    x = 5,278,577,325.84/95,950.20
  6. Step 6: Final answer
    x = 55,013.72

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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.