Home / 109,840.56-164,788.52-50,717.68

Finding the Fourth Proportional to 109,840.56, 164,788.52 and 50,717.68

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Solution

The fourth proportional to 109,840.56, 164,788.52 and 50,717.68 is: 76,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,840.56 : 164,788.52 = 50,717.68 : x
  2. Step 2: Convert to fraction form
    109,840.56/164,788.52 = 50,717.68/x
  3. Step 3: Cross multiply
    109,840.56x = 164,788.52 × 50,717.68
  4. Step 4: Simplify right side
    109,840.56x = 8,357,691,425.03
  5. Step 5: Solve for x
    x = 8,357,691,425.03/109,840.56
  6. Step 6: Final answer
    x = 76,089.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.