Home / 75,040.92-112,576.43-27,656.25

Finding the Fourth Proportional to 75,040.92, 112,576.43 and 27,656.25

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Solution

The fourth proportional to 75,040.92, 112,576.43 and 27,656.25 is: 41,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,040.92 : 112,576.43 = 27,656.25 : x
  2. Step 2: Convert to fraction form
    75,040.92/112,576.43 = 27,656.25/x
  3. Step 3: Cross multiply
    75,040.92x = 112,576.43 × 27,656.25
  4. Step 4: Simplify right side
    75,040.92x = 3,113,441,892.19
  5. Step 5: Solve for x
    x = 3,113,441,892.19/75,040.92
  6. Step 6: Final answer
    x = 41,489.92

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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.