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Finding the Fourth Proportional to 133,925.82, 184,832.07 and 85,571.82

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Solution

The fourth proportional to 133,925.82, 184,832.07 and 85,571.82 is: 118,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,925.82 : 184,832.07 = 85,571.82 : x
  2. Step 2: Convert to fraction form
    133,925.82/184,832.07 = 85,571.82/x
  3. Step 3: Cross multiply
    133,925.82x = 184,832.07 × 85,571.82
  4. Step 4: Simplify right side
    133,925.82x = 15,816,416,624.27
  5. Step 5: Solve for x
    x = 15,816,416,624.27/133,925.82
  6. Step 6: Final answer
    x = 118,098.34

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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.