Home / 80,149.20-110,582.01-46,156.79

Finding the Fourth Proportional to 80,149.20, 110,582.01 and 46,156.79

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Solution

The fourth proportional to 80,149.20, 110,582.01 and 46,156.79 is: 63,682.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,149.20 : 110,582.01 = 46,156.79 : x
  2. Step 2: Convert to fraction form
    80,149.20/110,582.01 = 46,156.79/x
  3. Step 3: Cross multiply
    80,149.20x = 110,582.01 × 46,156.79
  4. Step 4: Simplify right side
    80,149.20x = 5,104,110,267.78
  5. Step 5: Solve for x
    x = 5,104,110,267.78/80,149.20
  6. Step 6: Final answer
    x = 63,682.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.