Home / 178,861.37-246,774.86-107,215.25

Finding the Fourth Proportional to 178,861.37, 246,774.86 and 107,215.25

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Solution

The fourth proportional to 178,861.37, 246,774.86 and 107,215.25 is: 147,924.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,861.37 : 246,774.86 = 107,215.25 : x
  2. Step 2: Convert to fraction form
    178,861.37/246,774.86 = 107,215.25/x
  3. Step 3: Cross multiply
    178,861.37x = 246,774.86 × 107,215.25
  4. Step 4: Simplify right side
    178,861.37x = 26,458,028,469.21
  5. Step 5: Solve for x
    x = 26,458,028,469.21/178,861.37
  6. Step 6: Final answer
    x = 147,924.78

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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.