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Finding the Fourth Proportional to 62,657.66, 94,023.21 and 25,211.90

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Solution

The fourth proportional to 62,657.66, 94,023.21 and 25,211.90 is: 37,832.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,657.66 : 94,023.21 = 25,211.90 : x
  2. Step 2: Convert to fraction form
    62,657.66/94,023.21 = 25,211.90/x
  3. Step 3: Cross multiply
    62,657.66x = 94,023.21 × 25,211.90
  4. Step 4: Simplify right side
    62,657.66x = 2,370,503,768.20
  5. Step 5: Solve for x
    x = 2,370,503,768.20/62,657.66
  6. Step 6: Final answer
    x = 37,832.63

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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.