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Finding the Fourth Proportional to 79,591.62, 119,361.68 and 26,271.62

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Solution

The fourth proportional to 79,591.62, 119,361.68 and 26,271.62 is: 39,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,591.62 : 119,361.68 = 26,271.62 : x
  2. Step 2: Convert to fraction form
    79,591.62/119,361.68 = 26,271.62/x
  3. Step 3: Cross multiply
    79,591.62x = 119,361.68 × 26,271.62
  4. Step 4: Simplify right side
    79,591.62x = 3,135,824,168.39
  5. Step 5: Solve for x
    x = 3,135,824,168.39/79,591.62
  6. Step 6: Final answer
    x = 39,398.93

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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.