Home / 89,635.82-134,454.81-27,306.86

Finding the Fourth Proportional to 89,635.82, 134,454.81 and 27,306.86

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Solution

The fourth proportional to 89,635.82, 134,454.81 and 27,306.86 is: 40,960.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,635.82 : 134,454.81 = 27,306.86 : x
  2. Step 2: Convert to fraction form
    89,635.82/134,454.81 = 27,306.86/x
  3. Step 3: Cross multiply
    89,635.82x = 134,454.81 × 27,306.86
  4. Step 4: Simplify right side
    89,635.82x = 3,671,538,673.00
  5. Step 5: Solve for x
    x = 3,671,538,673.00/89,635.82
  6. Step 6: Final answer
    x = 40,960.62

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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.