Home / 104,079.12-156,134.94-33,942.12

Finding the Fourth Proportional to 104,079.12, 156,134.94 and 33,942.12

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Solution

The fourth proportional to 104,079.12, 156,134.94 and 33,942.12 is: 50,918.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,079.12 : 156,134.94 = 33,942.12 : x
  2. Step 2: Convert to fraction form
    104,079.12/156,134.94 = 33,942.12/x
  3. Step 3: Cross multiply
    104,079.12x = 156,134.94 × 33,942.12
  4. Step 4: Simplify right side
    104,079.12x = 5,299,550,869.67
  5. Step 5: Solve for x
    x = 5,299,550,869.67/104,079.12
  6. Step 6: Final answer
    x = 50,918.48

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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.