Home / 83,013.26-114,558.70-45,287.50

Finding the Fourth Proportional to 83,013.26, 114,558.70 and 45,287.50

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Solution

The fourth proportional to 83,013.26, 114,558.70 and 45,287.50 is: 62,496.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,013.26 : 114,558.70 = 45,287.50 : x
  2. Step 2: Convert to fraction form
    83,013.26/114,558.70 = 45,287.50/x
  3. Step 3: Cross multiply
    83,013.26x = 114,558.70 × 45,287.50
  4. Step 4: Simplify right side
    83,013.26x = 5,188,077,126.25
  5. Step 5: Solve for x
    x = 5,188,077,126.25/83,013.26
  6. Step 6: Final answer
    x = 62,496.97

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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.