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Finding the Fourth Proportional to 240,751.25, 360,912.13 and 114,313.49

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Solution

The fourth proportional to 240,751.25, 360,912.13 and 114,313.49 is: 171,368.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,751.25 : 360,912.13 = 114,313.49 : x
  2. Step 2: Convert to fraction form
    240,751.25/360,912.13 = 114,313.49/x
  3. Step 3: Cross multiply
    240,751.25x = 360,912.13 × 114,313.49
  4. Step 4: Simplify right side
    240,751.25x = 41,257,122,787.51
  5. Step 5: Solve for x
    x = 41,257,122,787.51/240,751.25
  6. Step 6: Final answer
    x = 171,368.26

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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.