Home / 226,701.14-340,009.41-91,729.84

Finding the Fourth Proportional to 226,701.14, 340,009.41 and 91,729.84

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Solution

The fourth proportional to 226,701.14, 340,009.41 and 91,729.84 is: 137,577.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,701.14 : 340,009.41 = 91,729.84 : x
  2. Step 2: Convert to fraction form
    226,701.14/340,009.41 = 91,729.84/x
  3. Step 3: Cross multiply
    226,701.14x = 340,009.41 × 91,729.84
  4. Step 4: Simplify right side
    226,701.14x = 31,189,008,777.79
  5. Step 5: Solve for x
    x = 31,189,008,777.79/226,701.14
  6. Step 6: Final answer
    x = 137,577.64

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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.