Home / 104,113.05-156,078.39-50,050.71

Finding the Fourth Proportional to 104,113.05, 156,078.39 and 50,050.71

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Solution

The fourth proportional to 104,113.05, 156,078.39 and 50,050.71 is: 75,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,113.05 : 156,078.39 = 50,050.71 : x
  2. Step 2: Convert to fraction form
    104,113.05/156,078.39 = 50,050.71/x
  3. Step 3: Cross multiply
    104,113.05x = 156,078.39 × 50,050.71
  4. Step 4: Simplify right side
    104,113.05x = 7,811,834,422.85
  5. Step 5: Solve for x
    x = 7,811,834,422.85/104,113.05
  6. Step 6: Final answer
    x = 75,032.23

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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.