Home / 95,136.80-131,288.46-54,850.34

Finding the Fourth Proportional to 95,136.80, 131,288.46 and 54,850.34

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Solution

The fourth proportional to 95,136.80, 131,288.46 and 54,850.34 is: 75,693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,136.80 : 131,288.46 = 54,850.34 : x
  2. Step 2: Convert to fraction form
    95,136.80/131,288.46 = 54,850.34/x
  3. Step 3: Cross multiply
    95,136.80x = 131,288.46 × 54,850.34
  4. Step 4: Simplify right side
    95,136.80x = 7,201,216,669.08
  5. Step 5: Solve for x
    x = 7,201,216,669.08/95,136.80
  6. Step 6: Final answer
    x = 75,693.28

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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.