Home / 50,335.14-75,469.50-28,150.86

Finding the Fourth Proportional to 50,335.14, 75,469.50 and 28,150.86

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Solution

The fourth proportional to 50,335.14, 75,469.50 and 28,150.86 is: 42,207.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,335.14 : 75,469.50 = 28,150.86 : x
  2. Step 2: Convert to fraction form
    50,335.14/75,469.50 = 28,150.86/x
  3. Step 3: Cross multiply
    50,335.14x = 75,469.50 × 28,150.86
  4. Step 4: Simplify right side
    50,335.14x = 2,124,531,328.77
  5. Step 5: Solve for x
    x = 2,124,531,328.77/50,335.14
  6. Step 6: Final answer
    x = 42,207.72

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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.