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Finding the Fourth Proportional to 125,951.85, 188,952.69 and 35,995.37

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Solution

The fourth proportional to 125,951.85, 188,952.69 and 35,995.37 is: 54,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,951.85 : 188,952.69 = 35,995.37 : x
  2. Step 2: Convert to fraction form
    125,951.85/188,952.69 = 35,995.37/x
  3. Step 3: Cross multiply
    125,951.85x = 188,952.69 × 35,995.37
  4. Step 4: Simplify right side
    125,951.85x = 6,801,421,989.05
  5. Step 5: Solve for x
    x = 6,801,421,989.05/125,951.85
  6. Step 6: Final answer
    x = 54,000.18

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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.