Home / 89,616.42-134,421.39-27,285.30

Finding the Fourth Proportional to 89,616.42, 134,421.39 and 27,285.30

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Solution

The fourth proportional to 89,616.42, 134,421.39 and 27,285.30 is: 40,926.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,616.42 : 134,421.39 = 27,285.30 : x
  2. Step 2: Convert to fraction form
    89,616.42/134,421.39 = 27,285.30/x
  3. Step 3: Cross multiply
    89,616.42x = 134,421.39 × 27,285.30
  4. Step 4: Simplify right side
    89,616.42x = 3,667,727,952.57
  5. Step 5: Solve for x
    x = 3,667,727,952.57/89,616.42
  6. Step 6: Final answer
    x = 40,926.96

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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.