Home / 104,151.20-156,017.61-47,913.10

Finding the Fourth Proportional to 104,151.20, 156,017.61 and 47,913.10

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Solution

The fourth proportional to 104,151.20, 156,017.61 and 47,913.10 is: 71,773.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,151.20 : 156,017.61 = 47,913.10 : x
  2. Step 2: Convert to fraction form
    104,151.20/156,017.61 = 47,913.10/x
  3. Step 3: Cross multiply
    104,151.20x = 156,017.61 × 47,913.10
  4. Step 4: Simplify right side
    104,151.20x = 7,475,286,959.65
  5. Step 5: Solve for x
    x = 7,475,286,959.65/104,151.20
  6. Step 6: Final answer
    x = 71,773.42

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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.