Home / 104,212.28-156,340.30-34,086.12

Finding the Fourth Proportional to 104,212.28, 156,340.30 and 34,086.12

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Solution

The fourth proportional to 104,212.28, 156,340.30 and 34,086.12 is: 51,136.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,212.28 : 156,340.30 = 34,086.12 : x
  2. Step 2: Convert to fraction form
    104,212.28/156,340.30 = 34,086.12/x
  3. Step 3: Cross multiply
    104,212.28x = 156,340.30 × 34,086.12
  4. Step 4: Simplify right side
    104,212.28x = 5,329,034,226.64
  5. Step 5: Solve for x
    x = 5,329,034,226.64/104,212.28
  6. Step 6: Final answer
    x = 51,136.34

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1.5x scale

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.