Home / 89,589.38-134,384.06-27,259.88

Finding the Fourth Proportional to 89,589.38, 134,384.06 and 27,259.88

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Solution

The fourth proportional to 89,589.38, 134,384.06 and 27,259.88 is: 40,889.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,589.38 : 134,384.06 = 27,259.88 : x
  2. Step 2: Convert to fraction form
    89,589.38/134,384.06 = 27,259.88/x
  3. Step 3: Cross multiply
    89,589.38x = 134,384.06 × 27,259.88
  4. Step 4: Simplify right side
    89,589.38x = 3,663,292,745.74
  5. Step 5: Solve for x
    x = 3,663,292,745.74/89,589.38
  6. Step 6: Final answer
    x = 40,889.81

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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.