Home / 226,238.22-312,211.31-124,266.07

Finding the Fourth Proportional to 226,238.22, 312,211.31 and 124,266.07

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Solution

The fourth proportional to 226,238.22, 312,211.31 and 124,266.07 is: 171,488.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,238.22 : 312,211.31 = 124,266.07 : x
  2. Step 2: Convert to fraction form
    226,238.22/312,211.31 = 124,266.07/x
  3. Step 3: Cross multiply
    226,238.22x = 312,211.31 × 124,266.07
  4. Step 4: Simplify right side
    226,238.22x = 38,797,272,503.25
  5. Step 5: Solve for x
    x = 38,797,272,503.25/226,238.22
  6. Step 6: Final answer
    x = 171,488.59

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1.5x scale

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.