Home / 79,945.28-119,945.93-35,576.06

Finding the Fourth Proportional to 79,945.28, 119,945.93 and 35,576.06

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Solution

The fourth proportional to 79,945.28, 119,945.93 and 35,576.06 is: 53,376.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,945.28 : 119,945.93 = 35,576.06 : x
  2. Step 2: Convert to fraction form
    79,945.28/119,945.93 = 35,576.06/x
  3. Step 3: Cross multiply
    79,945.28x = 119,945.93 × 35,576.06
  4. Step 4: Simplify right side
    79,945.28x = 4,267,202,824.83
  5. Step 5: Solve for x
    x = 4,267,202,824.83/79,945.28
  6. Step 6: Final answer
    x = 53,376.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.