Home / 80,113.32-120,168.36-23,953.68

Finding the Fourth Proportional to 80,113.32, 120,168.36 and 23,953.68

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Solution

The fourth proportional to 80,113.32, 120,168.36 and 23,953.68 is: 35,930.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,113.32 : 120,168.36 = 23,953.68 : x
  2. Step 2: Convert to fraction form
    80,113.32/120,168.36 = 23,953.68/x
  3. Step 3: Cross multiply
    80,113.32x = 120,168.36 × 23,953.68
  4. Step 4: Simplify right side
    80,113.32x = 2,878,474,441.56
  5. Step 5: Solve for x
    x = 2,878,474,441.56/80,113.32
  6. Step 6: Final answer
    x = 35,930.04

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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.