Home / 79,657.11-109,923.03-43,846.38

Finding the Fourth Proportional to 79,657.11, 109,923.03 and 43,846.38

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Solution

The fourth proportional to 79,657.11, 109,923.03 and 43,846.38 is: 60,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,657.11 : 109,923.03 = 43,846.38 : x
  2. Step 2: Convert to fraction form
    79,657.11/109,923.03 = 43,846.38/x
  3. Step 3: Cross multiply
    79,657.11x = 109,923.03 × 43,846.38
  4. Step 4: Simplify right side
    79,657.11x = 4,819,726,944.13
  5. Step 5: Solve for x
    x = 4,819,726,944.13/79,657.11
  6. Step 6: Final answer
    x = 60,505.92

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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.