Home / 226,109.46-339,201.10-76,358.74

Finding the Fourth Proportional to 226,109.46, 339,201.10 and 76,358.74

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Solution

The fourth proportional to 226,109.46, 339,201.10 and 76,358.74 is: 114,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,109.46 : 339,201.10 = 76,358.74 : x
  2. Step 2: Convert to fraction form
    226,109.46/339,201.10 = 76,358.74/x
  3. Step 3: Cross multiply
    226,109.46x = 339,201.10 × 76,358.74
  4. Step 4: Simplify right side
    226,109.46x = 25,900,968,602.61
  5. Step 5: Solve for x
    x = 25,900,968,602.61/226,109.46
  6. Step 6: Final answer
    x = 114,550.57

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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.