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Finding the Fourth Proportional to 100,637.22, 150,897.51 and 41,405.97

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Solution

The fourth proportional to 100,637.22, 150,897.51 and 41,405.97 is: 62,084.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,637.22 : 150,897.51 = 41,405.97 : x
  2. Step 2: Convert to fraction form
    100,637.22/150,897.51 = 41,405.97/x
  3. Step 3: Cross multiply
    100,637.22x = 150,897.51 × 41,405.97
  4. Step 4: Simplify right side
    100,637.22x = 6,248,057,772.13
  5. Step 5: Solve for x
    x = 6,248,057,772.13/100,637.22
  6. Step 6: Final answer
    x = 62,084.96

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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.