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Finding the Fourth Proportional to 177,456.53, 244,918.13 and 112,858.41

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Solution

The fourth proportional to 177,456.53, 244,918.13 and 112,858.41 is: 155,762.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,456.53 : 244,918.13 = 112,858.41 : x
  2. Step 2: Convert to fraction form
    177,456.53/244,918.13 = 112,858.41/x
  3. Step 3: Cross multiply
    177,456.53x = 244,918.13 × 112,858.41
  4. Step 4: Simplify right side
    177,456.53x = 27,641,070,167.68
  5. Step 5: Solve for x
    x = 27,641,070,167.68/177,456.53
  6. Step 6: Final answer
    x = 155,762.49

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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.