Home / 276,799.08-415,257.06-89,796.12

Finding the Fourth Proportional to 276,799.08, 415,257.06 and 89,796.12

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Solution

The fourth proportional to 276,799.08, 415,257.06 and 89,796.12 is: 134,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,799.08 : 415,257.06 = 89,796.12 : x
  2. Step 2: Convert to fraction form
    276,799.08/415,257.06 = 89,796.12/x
  3. Step 3: Cross multiply
    276,799.08x = 415,257.06 × 89,796.12
  4. Step 4: Simplify right side
    276,799.08x = 37,288,472,790.61
  5. Step 5: Solve for x
    x = 37,288,472,790.61/276,799.08
  6. Step 6: Final answer
    x = 134,713.14

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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.