Home / 79,277.38-109,409.69-43,474.37

Finding the Fourth Proportional to 79,277.38, 109,409.69 and 43,474.37

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Solution

The fourth proportional to 79,277.38, 109,409.69 and 43,474.37 is: 59,998.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,277.38 : 109,409.69 = 43,474.37 : x
  2. Step 2: Convert to fraction form
    79,277.38/109,409.69 = 43,474.37/x
  3. Step 3: Cross multiply
    79,277.38x = 109,409.69 × 43,474.37
  4. Step 4: Simplify right side
    79,277.38x = 4,756,517,277.17
  5. Step 5: Solve for x
    x = 4,756,517,277.17/79,277.38
  6. Step 6: Final answer
    x = 59,998.41

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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.