Home / 56,934.90-85,454.60-28,874.48

Finding the Fourth Proportional to 56,934.90, 85,454.60 and 28,874.48

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Solution

The fourth proportional to 56,934.90, 85,454.60 and 28,874.48 is: 43,338.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,934.90 : 85,454.60 = 28,874.48 : x
  2. Step 2: Convert to fraction form
    56,934.90/85,454.60 = 28,874.48/x
  3. Step 3: Cross multiply
    56,934.90x = 85,454.60 × 28,874.48
  4. Step 4: Simplify right side
    56,934.90x = 2,467,456,566.96
  5. Step 5: Solve for x
    x = 2,467,456,566.96/56,934.90
  6. Step 6: Final answer
    x = 43,338.21

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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.