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Finding the Fourth Proportional to 225,792.12, 338,701.14 and 68,004.12

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Solution

The fourth proportional to 225,792.12, 338,701.14 and 68,004.12 is: 102,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,792.12 : 338,701.14 = 68,004.12 : x
  2. Step 2: Convert to fraction form
    225,792.12/338,701.14 = 68,004.12/x
  3. Step 3: Cross multiply
    225,792.12x = 338,701.14 × 68,004.12
  4. Step 4: Simplify right side
    225,792.12x = 23,033,072,968.70
  5. Step 5: Solve for x
    x = 23,033,072,968.70/225,792.12
  6. Step 6: Final answer
    x = 102,010.08

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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.