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Finding the Fourth Proportional to 174,686.82, 240,993.09 and 114,152.38

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Solution

The fourth proportional to 174,686.82, 240,993.09 and 114,152.38 is: 157,481.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,686.82 : 240,993.09 = 114,152.38 : x
  2. Step 2: Convert to fraction form
    174,686.82/240,993.09 = 114,152.38/x
  3. Step 3: Cross multiply
    174,686.82x = 240,993.09 × 114,152.38
  4. Step 4: Simplify right side
    174,686.82x = 27,509,934,787.05
  5. Step 5: Solve for x
    x = 27,509,934,787.05/174,686.82
  6. Step 6: Final answer
    x = 157,481.46

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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.