Home / 95,436.43-142,936.55-45,551.54

Finding the Fourth Proportional to 95,436.43, 142,936.55 and 45,551.54

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Solution

The fourth proportional to 95,436.43, 142,936.55 and 45,551.54 is: 68,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,436.43 : 142,936.55 = 45,551.54 : x
  2. Step 2: Convert to fraction form
    95,436.43/142,936.55 = 45,551.54/x
  3. Step 3: Cross multiply
    95,436.43x = 142,936.55 × 45,551.54
  4. Step 4: Simplify right side
    95,436.43x = 6,510,979,873.18
  5. Step 5: Solve for x
    x = 6,510,979,873.18/95,436.43
  6. Step 6: Final answer
    x = 68,223.21

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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.