Home / 80,041.53-120,057.96-40,597.62

Finding the Fourth Proportional to 80,041.53, 120,057.96 and 40,597.62

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Solution

The fourth proportional to 80,041.53, 120,057.96 and 40,597.62 is: 60,894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,041.53 : 120,057.96 = 40,597.62 : x
  2. Step 2: Convert to fraction form
    80,041.53/120,057.96 = 40,597.62/x
  3. Step 3: Cross multiply
    80,041.53x = 120,057.96 × 40,597.62
  4. Step 4: Simplify right side
    80,041.53x = 4,874,067,438.06
  5. Step 5: Solve for x
    x = 4,874,067,438.06/80,041.53
  6. Step 6: Final answer
    x = 60,894.23

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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.