Home / 61,800.26-85,279.11-34,939.04

Finding the Fourth Proportional to 61,800.26, 85,279.11 and 34,939.04

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Solution

The fourth proportional to 61,800.26, 85,279.11 and 34,939.04 is: 48,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,800.26 : 85,279.11 = 34,939.04 : x
  2. Step 2: Convert to fraction form
    61,800.26/85,279.11 = 34,939.04/x
  3. Step 3: Cross multiply
    61,800.26x = 85,279.11 × 34,939.04
  4. Step 4: Simplify right side
    61,800.26x = 2,979,570,235.45
  5. Step 5: Solve for x
    x = 2,979,570,235.45/61,800.26
  6. Step 6: Final answer
    x = 48,212.91

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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.