Home / 226,855.09-340,282.65-84,711.47

Finding the Fourth Proportional to 226,855.09, 340,282.65 and 84,711.47

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Solution

The fourth proportional to 226,855.09, 340,282.65 and 84,711.47 is: 127,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,855.09 : 340,282.65 = 84,711.47 : x
  2. Step 2: Convert to fraction form
    226,855.09/340,282.65 = 84,711.47/x
  3. Step 3: Cross multiply
    226,855.09x = 340,282.65 × 84,711.47
  4. Step 4: Simplify right side
    226,855.09x = 28,825,841,372.02
  5. Step 5: Solve for x
    x = 28,825,841,372.02/226,855.09
  6. Step 6: Final answer
    x = 127,067.20

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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.