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Finding the Fourth Proportional to 63,595.62, 95,395.46 and 31,988.42

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Solution

The fourth proportional to 63,595.62, 95,395.46 and 31,988.42 is: 47,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,595.62 : 95,395.46 = 31,988.42 : x
  2. Step 2: Convert to fraction form
    63,595.62/95,395.46 = 31,988.42/x
  3. Step 3: Cross multiply
    63,595.62x = 95,395.46 × 31,988.42
  4. Step 4: Simplify right side
    63,595.62x = 3,051,550,040.57
  5. Step 5: Solve for x
    x = 3,051,550,040.57/63,595.62
  6. Step 6: Final answer
    x = 47,983.65

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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.