Home / 133,837.40-184,707.46-73,419.82

Finding the Fourth Proportional to 133,837.40, 184,707.46 and 73,419.82

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Solution

The fourth proportional to 133,837.40, 184,707.46 and 73,419.82 is: 101,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,837.40 : 184,707.46 = 73,419.82 : x
  2. Step 2: Convert to fraction form
    133,837.40/184,707.46 = 73,419.82/x
  3. Step 3: Cross multiply
    133,837.40x = 184,707.46 × 73,419.82
  4. Step 4: Simplify right side
    133,837.40x = 13,561,187,682.88
  5. Step 5: Solve for x
    x = 13,561,187,682.88/133,837.40
  6. Step 6: Final answer
    x = 101,325.85

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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.