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Finding the Fourth Proportional to 201,351.66, 277,859.42 and 110,707.54

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Solution

The fourth proportional to 201,351.66, 277,859.42 and 110,707.54 is: 152,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,351.66 : 277,859.42 = 110,707.54 : x
  2. Step 2: Convert to fraction form
    201,351.66/277,859.42 = 110,707.54/x
  3. Step 3: Cross multiply
    201,351.66x = 277,859.42 × 110,707.54
  4. Step 4: Simplify right side
    201,351.66x = 30,761,132,854.03
  5. Step 5: Solve for x
    x = 30,761,132,854.03/201,351.66
  6. Step 6: Final answer
    x = 152,773.18

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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.