Home / 95,661.86-131,459.22-91,271.43

Finding the Fourth Proportional to 95,661.86, 131,459.22 and 91,271.43

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Solution

The fourth proportional to 95,661.86, 131,459.22 and 91,271.43 is: 125,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,661.86 : 131,459.22 = 91,271.43 : x
  2. Step 2: Convert to fraction form
    95,661.86/131,459.22 = 91,271.43/x
  3. Step 3: Cross multiply
    95,661.86x = 131,459.22 × 91,271.43
  4. Step 4: Simplify right side
    95,661.86x = 11,998,470,996.08
  5. Step 5: Solve for x
    x = 11,998,470,996.08/95,661.86
  6. Step 6: Final answer
    x = 125,425.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.