Home / 75,412.38-104,084.28-43,576.95

Finding the Fourth Proportional to 75,412.38, 104,084.28 and 43,576.95

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Solution

The fourth proportional to 75,412.38, 104,084.28 and 43,576.95 is: 60,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,412.38 : 104,084.28 = 43,576.95 : x
  2. Step 2: Convert to fraction form
    75,412.38/104,084.28 = 43,576.95/x
  3. Step 3: Cross multiply
    75,412.38x = 104,084.28 × 43,576.95
  4. Step 4: Simplify right side
    75,412.38x = 4,535,675,465.35
  5. Step 5: Solve for x
    x = 4,535,675,465.35/75,412.38
  6. Step 6: Final answer
    x = 60,144.97

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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.