Home / 79,047.14-109,084.25-43,237.85

Finding the Fourth Proportional to 79,047.14, 109,084.25 and 43,237.85

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Solution

The fourth proportional to 79,047.14, 109,084.25 and 43,237.85 is: 59,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,047.14 : 109,084.25 = 43,237.85 : x
  2. Step 2: Convert to fraction form
    79,047.14/109,084.25 = 43,237.85/x
  3. Step 3: Cross multiply
    79,047.14x = 109,084.25 × 43,237.85
  4. Step 4: Simplify right side
    79,047.14x = 4,716,568,001.54
  5. Step 5: Solve for x
    x = 4,716,568,001.54/79,047.14
  6. Step 6: Final answer
    x = 59,667.79

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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.