Home / 226,478.14-339,760.07-74,683.94

Finding the Fourth Proportional to 226,478.14, 339,760.07 and 74,683.94

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Solution

The fourth proportional to 226,478.14, 339,760.07 and 74,683.94 is: 112,040.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,478.14 : 339,760.07 = 74,683.94 : x
  2. Step 2: Convert to fraction form
    226,478.14/339,760.07 = 74,683.94/x
  3. Step 3: Cross multiply
    226,478.14x = 339,760.07 × 74,683.94
  4. Step 4: Simplify right side
    226,478.14x = 25,374,618,890.12
  5. Step 5: Solve for x
    x = 25,374,618,890.12/226,478.14
  6. Step 6: Final answer
    x = 112,040.04

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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.