Home / 226,824.90-340,223.58-100,428.18

Finding the Fourth Proportional to 226,824.90, 340,223.58 and 100,428.18

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Solution

The fourth proportional to 226,824.90, 340,223.58 and 100,428.18 is: 150,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,824.90 : 340,223.58 = 100,428.18 : x
  2. Step 2: Convert to fraction form
    226,824.90/340,223.58 = 100,428.18/x
  3. Step 3: Cross multiply
    226,824.90x = 340,223.58 × 100,428.18
  4. Step 4: Simplify right side
    226,824.90x = 34,168,034,932.48
  5. Step 5: Solve for x
    x = 34,168,034,932.48/226,824.90
  6. Step 6: Final answer
    x = 150,636.17

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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.