Home / 226,288.88-339,477.02-86,036.60

Finding the Fourth Proportional to 226,288.88, 339,477.02 and 86,036.60

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Solution

The fourth proportional to 226,288.88, 339,477.02 and 86,036.60 is: 129,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,288.88 : 339,477.02 = 86,036.60 : x
  2. Step 2: Convert to fraction form
    226,288.88/339,477.02 = 86,036.60/x
  3. Step 3: Cross multiply
    226,288.88x = 339,477.02 × 86,036.60
  4. Step 4: Simplify right side
    226,288.88x = 29,207,447,096.64
  5. Step 5: Solve for x
    x = 29,207,447,096.64/226,288.88
  6. Step 6: Final answer
    x = 129,071.51

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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.