Home / 80,304.21-120,458.27-26,996.96

Finding the Fourth Proportional to 80,304.21, 120,458.27 and 26,996.96

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Solution

The fourth proportional to 80,304.21, 120,458.27 and 26,996.96 is: 40,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,304.21 : 120,458.27 = 26,996.96 : x
  2. Step 2: Convert to fraction form
    80,304.21/120,458.27 = 26,996.96/x
  3. Step 3: Cross multiply
    80,304.21x = 120,458.27 × 26,996.96
  4. Step 4: Simplify right side
    80,304.21x = 3,252,007,465.50
  5. Step 5: Solve for x
    x = 3,252,007,465.50/80,304.21
  6. Step 6: Final answer
    x = 40,496.10

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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.