Home / 194,795.22-268,821.60-107,580.06

Finding the Fourth Proportional to 194,795.22, 268,821.60 and 107,580.06

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Solution

The fourth proportional to 194,795.22, 268,821.60 and 107,580.06 is: 148,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,795.22 : 268,821.60 = 107,580.06 : x
  2. Step 2: Convert to fraction form
    194,795.22/268,821.60 = 107,580.06/x
  3. Step 3: Cross multiply
    194,795.22x = 268,821.60 × 107,580.06
  4. Step 4: Simplify right side
    194,795.22x = 28,919,843,857.30
  5. Step 5: Solve for x
    x = 28,919,843,857.30/194,795.22
  6. Step 6: Final answer
    x = 148,462.80

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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.