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Finding the Fourth Proportional to 240,809.96, 360,991.49 and 88,923.15

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Solution

The fourth proportional to 240,809.96, 360,991.49 and 88,923.15 is: 133,302.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,809.96 : 360,991.49 = 88,923.15 : x
  2. Step 2: Convert to fraction form
    240,809.96/360,991.49 = 88,923.15/x
  3. Step 3: Cross multiply
    240,809.96x = 360,991.49 × 88,923.15
  4. Step 4: Simplify right side
    240,809.96x = 32,100,499,969.38
  5. Step 5: Solve for x
    x = 32,100,499,969.38/240,809.96
  6. Step 6: Final answer
    x = 133,302.21

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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.