Home / 104,199.28-156,089.58-47,960.80

Finding the Fourth Proportional to 104,199.28, 156,089.58 and 47,960.80

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Solution

The fourth proportional to 104,199.28, 156,089.58 and 47,960.80 is: 71,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,199.28 : 156,089.58 = 47,960.80 : x
  2. Step 2: Convert to fraction form
    104,199.28/156,089.58 = 47,960.80/x
  3. Step 3: Cross multiply
    104,199.28x = 156,089.58 × 47,960.80
  4. Step 4: Simplify right side
    104,199.28x = 7,486,181,128.46
  5. Step 5: Solve for x
    x = 7,486,181,128.46/104,199.28
  6. Step 6: Final answer
    x = 71,844.85

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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.