Home / 82,917.03-114,427.17-45,191.28

Finding the Fourth Proportional to 82,917.03, 114,427.17 and 45,191.28

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Solution

The fourth proportional to 82,917.03, 114,427.17 and 45,191.28 is: 62,364.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,917.03 : 114,427.17 = 45,191.28 : x
  2. Step 2: Convert to fraction form
    82,917.03/114,427.17 = 45,191.28/x
  3. Step 3: Cross multiply
    82,917.03x = 114,427.17 × 45,191.28
  4. Step 4: Simplify right side
    82,917.03x = 5,171,110,279.08
  5. Step 5: Solve for x
    x = 5,171,110,279.08/82,917.03
  6. Step 6: Final answer
    x = 62,364.88

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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.