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Finding the Fourth Proportional to 230,125.64, 317,629.31 and 133,313.85

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Solution

The fourth proportional to 230,125.64, 317,629.31 and 133,313.85 is: 184,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,125.64 : 317,629.31 = 133,313.85 : x
  2. Step 2: Convert to fraction form
    230,125.64/317,629.31 = 133,313.85/x
  3. Step 3: Cross multiply
    230,125.64x = 317,629.31 × 133,313.85
  4. Step 4: Simplify right side
    230,125.64x = 42,344,385,522.37
  5. Step 5: Solve for x
    x = 42,344,385,522.37/230,125.64
  6. Step 6: Final answer
    x = 184,005.51

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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.