Home / 89,613.06-134,439.09-27,281.94

Finding the Fourth Proportional to 89,613.06, 134,439.09 and 27,281.94

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Solution

The fourth proportional to 89,613.06, 134,439.09 and 27,281.94 is: 40,928.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,613.06 : 134,439.09 = 27,281.94 : x
  2. Step 2: Convert to fraction form
    89,613.06/134,439.09 = 27,281.94/x
  3. Step 3: Cross multiply
    89,613.06x = 134,439.09 × 27,281.94
  4. Step 4: Simplify right side
    89,613.06x = 3,667,759,187.03
  5. Step 5: Solve for x
    x = 3,667,759,187.03/89,613.06
  6. Step 6: Final answer
    x = 40,928.85

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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.