Home / 104,198.46-156,109.77-64,147.74

Finding the Fourth Proportional to 104,198.46, 156,109.77 and 64,147.74

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Solution

The fourth proportional to 104,198.46, 156,109.77 and 64,147.74 is: 96,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,198.46 : 156,109.77 = 64,147.74 : x
  2. Step 2: Convert to fraction form
    104,198.46/156,109.77 = 64,147.74/x
  3. Step 3: Cross multiply
    104,198.46x = 156,109.77 × 64,147.74
  4. Step 4: Simplify right side
    104,198.46x = 10,014,088,937.42
  5. Step 5: Solve for x
    x = 10,014,088,937.42/104,198.46
  6. Step 6: Final answer
    x = 96,105.92

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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.