Home / 133,539.14-184,286.21-73,108.76

Finding the Fourth Proportional to 133,539.14, 184,286.21 and 73,108.76

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Solution

The fourth proportional to 133,539.14, 184,286.21 and 73,108.76 is: 100,891.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,539.14 : 184,286.21 = 73,108.76 : x
  2. Step 2: Convert to fraction form
    133,539.14/184,286.21 = 73,108.76/x
  3. Step 3: Cross multiply
    133,539.14x = 184,286.21 × 73,108.76
  4. Step 4: Simplify right side
    133,539.14x = 13,472,935,932.66
  5. Step 5: Solve for x
    x = 13,472,935,932.66/133,539.14
  6. Step 6: Final answer
    x = 100,891.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.