Home / 74,879.10-112,364.82-34,891.02

Finding the Fourth Proportional to 74,879.10, 112,364.82 and 34,891.02

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Solution

The fourth proportional to 74,879.10, 112,364.82 and 34,891.02 is: 52,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,879.10 : 112,364.82 = 34,891.02 : x
  2. Step 2: Convert to fraction form
    74,879.10/112,364.82 = 34,891.02/x
  3. Step 3: Cross multiply
    74,879.10x = 112,364.82 × 34,891.02
  4. Step 4: Simplify right side
    74,879.10x = 3,920,523,181.92
  5. Step 5: Solve for x
    x = 3,920,523,181.92/74,879.10
  6. Step 6: Final answer
    x = 52,358.04

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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.