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Finding the Fourth Proportional to 150,571.67, 207,788.34 and 93,199.57

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Solution

The fourth proportional to 150,571.67, 207,788.34 and 93,199.57 is: 128,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,571.67 : 207,788.34 = 93,199.57 : x
  2. Step 2: Convert to fraction form
    150,571.67/207,788.34 = 93,199.57/x
  3. Step 3: Cross multiply
    150,571.67x = 207,788.34 × 93,199.57
  4. Step 4: Simplify right side
    150,571.67x = 19,365,783,769.04
  5. Step 5: Solve for x
    x = 19,365,783,769.04/150,571.67
  6. Step 6: Final answer
    x = 128,615.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.