Home / 133,530.53-184,255.76-106,375.77

Finding the Fourth Proportional to 133,530.53, 184,255.76 and 106,375.77

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Solution

The fourth proportional to 133,530.53, 184,255.76 and 106,375.77 is: 146,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,530.53 : 184,255.76 = 106,375.77 : x
  2. Step 2: Convert to fraction form
    133,530.53/184,255.76 = 106,375.77/x
  3. Step 3: Cross multiply
    133,530.53x = 184,255.76 × 106,375.77
  4. Step 4: Simplify right side
    133,530.53x = 19,600,348,612.87
  5. Step 5: Solve for x
    x = 19,600,348,612.87/133,530.53
  6. Step 6: Final answer
    x = 146,785.53

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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.