Home / 104,198.28-156,088.08-47,959.80

Finding the Fourth Proportional to 104,198.28, 156,088.08 and 47,959.80

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Solution

The fourth proportional to 104,198.28, 156,088.08 and 47,959.80 is: 71,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,198.28 : 156,088.08 = 47,959.80 : x
  2. Step 2: Convert to fraction form
    104,198.28/156,088.08 = 47,959.80/x
  3. Step 3: Cross multiply
    104,198.28x = 156,088.08 × 47,959.80
  4. Step 4: Simplify right side
    104,198.28x = 7,485,953,099.18
  5. Step 5: Solve for x
    x = 7,485,953,099.18/104,198.28
  6. Step 6: Final answer
    x = 71,843.35

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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.