Home / 276,736.08-415,162.44-89,733

Finding the Fourth Proportional to 276,736.08, 415,162.44 and 89,733

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Solution

The fourth proportional to 276,736.08, 415,162.44 and 89,733 is: 134,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,736.08 : 415,162.44 = 89,733 : x
  2. Step 2: Convert to fraction form
    276,736.08/415,162.44 = 89,733/x
  3. Step 3: Cross multiply
    276,736.08x = 415,162.44 × 89,733
  4. Step 4: Simplify right side
    276,736.08x = 37,253,771,228.52
  5. Step 5: Solve for x
    x = 37,253,771,228.52/276,736.08
  6. Step 6: Final answer
    x = 134,618.41

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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.