Home / 107,611.38-148,415.27-95,520.69

Finding the Fourth Proportional to 107,611.38, 148,415.27 and 95,520.69

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Solution

The fourth proportional to 107,611.38, 148,415.27 and 95,520.69 is: 131,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,611.38 : 148,415.27 = 95,520.69 : x
  2. Step 2: Convert to fraction form
    107,611.38/148,415.27 = 95,520.69/x
  3. Step 3: Cross multiply
    107,611.38x = 148,415.27 × 95,520.69
  4. Step 4: Simplify right side
    107,611.38x = 14,176,728,996.94
  5. Step 5: Solve for x
    x = 14,176,728,996.94/107,611.38
  6. Step 6: Final answer
    x = 131,740.05

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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.