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Finding the Fourth Proportional to 95,310.40, 142,922.40 and 36,126.40

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Solution

The fourth proportional to 95,310.40, 142,922.40 and 36,126.40 is: 54,173.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,310.40 : 142,922.40 = 36,126.40 : x
  2. Step 2: Convert to fraction form
    95,310.40/142,922.40 = 36,126.40/x
  3. Step 3: Cross multiply
    95,310.40x = 142,922.40 × 36,126.40
  4. Step 4: Simplify right side
    95,310.40x = 5,163,271,791.36
  5. Step 5: Solve for x
    x = 5,163,271,791.36/95,310.40
  6. Step 6: Final answer
    x = 54,173.23

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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.