Home / 75,150.41-112,727.02-35,147.27

Finding the Fourth Proportional to 75,150.41, 112,727.02 and 35,147.27

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Solution

The fourth proportional to 75,150.41, 112,727.02 and 35,147.27 is: 52,721.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,150.41 : 112,727.02 = 35,147.27 : x
  2. Step 2: Convert to fraction form
    75,150.41/112,727.02 = 35,147.27/x
  3. Step 3: Cross multiply
    75,150.41x = 112,727.02 × 35,147.27
  4. Step 4: Simplify right side
    75,150.41x = 3,962,046,535.14
  5. Step 5: Solve for x
    x = 3,962,046,535.14/75,150.41
  6. Step 6: Final answer
    x = 52,721.56

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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.