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Finding the Fourth Proportional to 62,445.60, 93,611.52 and 22,975.20

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Solution

The fourth proportional to 62,445.60, 93,611.52 and 22,975.20 is: 34,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,445.60 : 93,611.52 = 22,975.20 : x
  2. Step 2: Convert to fraction form
    62,445.60/93,611.52 = 22,975.20/x
  3. Step 3: Cross multiply
    62,445.60x = 93,611.52 × 22,975.20
  4. Step 4: Simplify right side
    62,445.60x = 2,150,743,394.30
  5. Step 5: Solve for x
    x = 2,150,743,394.30/62,445.60
  6. Step 6: Final answer
    x = 34,441.87

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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.