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Finding the Fourth Proportional to 93,610.60, 140,124.30 and 54,050.20

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Solution

The fourth proportional to 93,610.60, 140,124.30 and 54,050.20 is: 80,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,610.60 : 140,124.30 = 54,050.20 : x
  2. Step 2: Convert to fraction form
    93,610.60/140,124.30 = 54,050.20/x
  3. Step 3: Cross multiply
    93,610.60x = 140,124.30 × 54,050.20
  4. Step 4: Simplify right side
    93,610.60x = 7,573,746,439.86
  5. Step 5: Solve for x
    x = 7,573,746,439.86/93,610.60
  6. Step 6: Final answer
    x = 80,906.93

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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.