Home / 82,971.28-114,500.82-45,244.72

Finding the Fourth Proportional to 82,971.28, 114,500.82 and 45,244.72

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Solution

The fourth proportional to 82,971.28, 114,500.82 and 45,244.72 is: 62,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,971.28 : 114,500.82 = 45,244.72 : x
  2. Step 2: Convert to fraction form
    82,971.28/114,500.82 = 45,244.72/x
  3. Step 3: Cross multiply
    82,971.28x = 114,500.82 × 45,244.72
  4. Step 4: Simplify right side
    82,971.28x = 5,180,557,540.67
  5. Step 5: Solve for x
    x = 5,180,557,540.67/82,971.28
  6. Step 6: Final answer
    x = 62,437.96

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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.