Home / 67,213.14-100,842.51-29,768.18

Finding the Fourth Proportional to 67,213.14, 100,842.51 and 29,768.18

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Solution

The fourth proportional to 67,213.14, 100,842.51 and 29,768.18 is: 44,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,213.14 : 100,842.51 = 29,768.18 : x
  2. Step 2: Convert to fraction form
    67,213.14/100,842.51 = 29,768.18/x
  3. Step 3: Cross multiply
    67,213.14x = 100,842.51 × 29,768.18
  4. Step 4: Simplify right side
    67,213.14x = 3,001,897,989.33
  5. Step 5: Solve for x
    x = 3,001,897,989.33/67,213.14
  6. Step 6: Final answer
    x = 44,662.37

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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.