Home / 133,633.40-184,406.20-73,192

Finding the Fourth Proportional to 133,633.40, 184,406.20 and 73,192

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Solution

The fourth proportional to 133,633.40, 184,406.20 and 73,192 is: 101,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,633.40 : 184,406.20 = 73,192 : x
  2. Step 2: Convert to fraction form
    133,633.40/184,406.20 = 73,192/x
  3. Step 3: Cross multiply
    133,633.40x = 184,406.20 × 73,192
  4. Step 4: Simplify right side
    133,633.40x = 13,497,058,590.40
  5. Step 5: Solve for x
    x = 13,497,058,590.40/133,633.40
  6. Step 6: Final answer
    x = 101,000.64

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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.