Home / 104,226.60-156,121.20-93,145.80

Finding the Fourth Proportional to 104,226.60, 156,121.20 and 93,145.80

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Solution

The fourth proportional to 104,226.60, 156,121.20 and 93,145.80 is: 139,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,226.60 : 156,121.20 = 93,145.80 : x
  2. Step 2: Convert to fraction form
    104,226.60/156,121.20 = 93,145.80/x
  3. Step 3: Cross multiply
    104,226.60x = 156,121.20 × 93,145.80
  4. Step 4: Simplify right side
    104,226.60x = 14,542,034,070.96
  5. Step 5: Solve for x
    x = 14,542,034,070.96/104,226.60
  6. Step 6: Final answer
    x = 139,523.25

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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.