Home / 56,031.57-84,072.13-29,371.20

Finding the Fourth Proportional to 56,031.57, 84,072.13 and 29,371.20

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Solution

The fourth proportional to 56,031.57, 84,072.13 and 29,371.20 is: 44,069.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,031.57 : 84,072.13 = 29,371.20 : x
  2. Step 2: Convert to fraction form
    56,031.57/84,072.13 = 29,371.20/x
  3. Step 3: Cross multiply
    56,031.57x = 84,072.13 × 29,371.20
  4. Step 4: Simplify right side
    56,031.57x = 2,469,298,955.96
  5. Step 5: Solve for x
    x = 2,469,298,955.96/56,031.57
  6. Step 6: Final answer
    x = 44,069.78

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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.