Home / 80,795.52-121,137.04-35,792.44

Finding the Fourth Proportional to 80,795.52, 121,137.04 and 35,792.44

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Solution

The fourth proportional to 80,795.52, 121,137.04 and 35,792.44 is: 53,663.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,795.52 : 121,137.04 = 35,792.44 : x
  2. Step 2: Convert to fraction form
    80,795.52/121,137.04 = 35,792.44/x
  3. Step 3: Cross multiply
    80,795.52x = 121,137.04 × 35,792.44
  4. Step 4: Simplify right side
    80,795.52x = 4,335,790,235.98
  5. Step 5: Solve for x
    x = 4,335,790,235.98/80,795.52
  6. Step 6: Final answer
    x = 53,663.75

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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.