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Finding the Fourth Proportional to 133,959.88, 184,883.88 and 80,247.16

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Solution

The fourth proportional to 133,959.88, 184,883.88 and 80,247.16 is: 110,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,959.88 : 184,883.88 = 80,247.16 : x
  2. Step 2: Convert to fraction form
    133,959.88/184,883.88 = 80,247.16/x
  3. Step 3: Cross multiply
    133,959.88x = 184,883.88 × 80,247.16
  4. Step 4: Simplify right side
    133,959.88x = 14,836,406,299.78
  5. Step 5: Solve for x
    x = 14,836,406,299.78/133,959.88
  6. Step 6: Final answer
    x = 110,752.61

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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.