Home / 95,639.41-131,982-53,197.94

Finding the Fourth Proportional to 95,639.41, 131,982 and 53,197.94

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Solution

The fourth proportional to 95,639.41, 131,982 and 53,197.94 is: 73,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,639.41 : 131,982 = 53,197.94 : x
  2. Step 2: Convert to fraction form
    95,639.41/131,982 = 53,197.94/x
  3. Step 3: Cross multiply
    95,639.41x = 131,982 × 53,197.94
  4. Step 4: Simplify right side
    95,639.41x = 7,021,170,517.08
  5. Step 5: Solve for x
    x = 7,021,170,517.08/95,639.41
  6. Step 6: Final answer
    x = 73,412.94

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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.