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Finding the Fourth Proportional to 95,202, 131,378.76 and 52,763.27

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Solution

The fourth proportional to 95,202, 131,378.76 and 52,763.27 is: 72,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,202 : 131,378.76 = 52,763.27 : x
  2. Step 2: Convert to fraction form
    95,202/131,378.76 = 52,763.27/x
  3. Step 3: Cross multiply
    95,202x = 131,378.76 × 52,763.27
  4. Step 4: Simplify right side
    95,202x = 6,931,972,329.25
  5. Step 5: Solve for x
    x = 6,931,972,329.25/95,202
  6. Step 6: Final answer
    x = 72,813.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.