Home / 80,056.40-120,087.06-27,465.14

Finding the Fourth Proportional to 80,056.40, 120,087.06 and 27,465.14

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Solution

The fourth proportional to 80,056.40, 120,087.06 and 27,465.14 is: 41,198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,056.40 : 120,087.06 = 27,465.14 : x
  2. Step 2: Convert to fraction form
    80,056.40/120,087.06 = 27,465.14/x
  3. Step 3: Cross multiply
    80,056.40x = 120,087.06 × 27,465.14
  4. Step 4: Simplify right side
    80,056.40x = 3,298,207,915.09
  5. Step 5: Solve for x
    x = 3,298,207,915.09/80,056.40
  6. Step 6: Final answer
    x = 41,198.55

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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.