Home / 95,168.71-131,273.40-61,221.45

Finding the Fourth Proportional to 95,168.71, 131,273.40 and 61,221.45

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Solution

The fourth proportional to 95,168.71, 131,273.40 and 61,221.45 is: 84,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,168.71 : 131,273.40 = 61,221.45 : x
  2. Step 2: Convert to fraction form
    95,168.71/131,273.40 = 61,221.45/x
  3. Step 3: Cross multiply
    95,168.71x = 131,273.40 × 61,221.45
  4. Step 4: Simplify right side
    95,168.71x = 8,036,747,894.43
  5. Step 5: Solve for x
    x = 8,036,747,894.43/95,168.71
  6. Step 6: Final answer
    x = 84,447.38

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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.