Home / 89,619.36-134,424.18-27,285

Finding the Fourth Proportional to 89,619.36, 134,424.18 and 27,285

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Solution

The fourth proportional to 89,619.36, 134,424.18 and 27,285 is: 40,926.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,619.36 : 134,424.18 = 27,285 : x
  2. Step 2: Convert to fraction form
    89,619.36/134,424.18 = 27,285/x
  3. Step 3: Cross multiply
    89,619.36x = 134,424.18 × 27,285
  4. Step 4: Simplify right side
    89,619.36x = 3,667,763,751.30
  5. Step 5: Solve for x
    x = 3,667,763,751.30/89,619.36
  6. Step 6: Final answer
    x = 40,926.02

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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.