Home / 95,140.35-131,293.70-52,121.38

Finding the Fourth Proportional to 95,140.35, 131,293.70 and 52,121.38

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Solution

The fourth proportional to 95,140.35, 131,293.70 and 52,121.38 is: 71,927.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,140.35 : 131,293.70 = 52,121.38 : x
  2. Step 2: Convert to fraction form
    95,140.35/131,293.70 = 52,121.38/x
  3. Step 3: Cross multiply
    95,140.35x = 131,293.70 × 52,121.38
  4. Step 4: Simplify right side
    95,140.35x = 6,843,207,912.23
  5. Step 5: Solve for x
    x = 6,843,207,912.23/95,140.35
  6. Step 6: Final answer
    x = 71,927.50

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1.5x scale

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.