Home / 133,874.24-184,744.72-76,513.04

Finding the Fourth Proportional to 133,874.24, 184,744.72 and 76,513.04

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Solution

The fourth proportional to 133,874.24, 184,744.72 and 76,513.04 is: 105,587.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,874.24 : 184,744.72 = 76,513.04 : x
  2. Step 2: Convert to fraction form
    133,874.24/184,744.72 = 76,513.04/x
  3. Step 3: Cross multiply
    133,874.24x = 184,744.72 × 76,513.04
  4. Step 4: Simplify right side
    133,874.24x = 14,135,380,151.15
  5. Step 5: Solve for x
    x = 14,135,380,151.15/133,874.24
  6. Step 6: Final answer
    x = 105,587.01

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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.