Home / 226,302.45-339,495.18-74,508.18

Finding the Fourth Proportional to 226,302.45, 339,495.18 and 74,508.18

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Solution

The fourth proportional to 226,302.45, 339,495.18 and 74,508.18 is: 111,775.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,302.45 : 339,495.18 = 74,508.18 : x
  2. Step 2: Convert to fraction form
    226,302.45/339,495.18 = 74,508.18/x
  3. Step 3: Cross multiply
    226,302.45x = 339,495.18 × 74,508.18
  4. Step 4: Simplify right side
    226,302.45x = 25,295,167,980.57
  5. Step 5: Solve for x
    x = 25,295,167,980.57/226,302.45
  6. Step 6: Final answer
    x = 111,775.94

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1.5x scale

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.