Home / 75,155.24-112,689.02-50,223.44

Finding the Fourth Proportional to 75,155.24, 112,689.02 and 50,223.44

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Solution

The fourth proportional to 75,155.24, 112,689.02 and 50,223.44 is: 75,305.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,155.24 : 112,689.02 = 50,223.44 : x
  2. Step 2: Convert to fraction form
    75,155.24/112,689.02 = 50,223.44/x
  3. Step 3: Cross multiply
    75,155.24x = 112,689.02 × 50,223.44
  4. Step 4: Simplify right side
    75,155.24x = 5,659,630,234.63
  5. Step 5: Solve for x
    x = 5,659,630,234.63/75,155.24
  6. Step 6: Final answer
    x = 75,305.86

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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.