Home / 133,786.64-184,631.22-80,061.26

Finding the Fourth Proportional to 133,786.64, 184,631.22 and 80,061.26

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Solution

The fourth proportional to 133,786.64, 184,631.22 and 80,061.26 is: 110,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,786.64 : 184,631.22 = 80,061.26 : x
  2. Step 2: Convert to fraction form
    133,786.64/184,631.22 = 80,061.26/x
  3. Step 3: Cross multiply
    133,786.64x = 184,631.22 × 80,061.26
  4. Step 4: Simplify right side
    133,786.64x = 14,781,808,108.54
  5. Step 5: Solve for x
    x = 14,781,808,108.54/133,786.64
  6. Step 6: Final answer
    x = 110,487.92

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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.