Home / 80,021.04-120,037.54-23,856.84

Finding the Fourth Proportional to 80,021.04, 120,037.54 and 23,856.84

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Solution

The fourth proportional to 80,021.04, 120,037.54 and 23,856.84 is: 35,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,021.04 : 120,037.54 = 23,856.84 : x
  2. Step 2: Convert to fraction form
    80,021.04/120,037.54 = 23,856.84/x
  3. Step 3: Cross multiply
    80,021.04x = 120,037.54 × 23,856.84
  4. Step 4: Simplify right side
    80,021.04x = 2,863,716,385.77
  5. Step 5: Solve for x
    x = 2,863,716,385.77/80,021.04
  6. Step 6: Final answer
    x = 35,787.04

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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.