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Finding the Fourth Proportional to 368,099.39, 552,161.36 and 101,837.61

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Solution

The fourth proportional to 368,099.39, 552,161.36 and 101,837.61 is: 152,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,099.39 : 552,161.36 = 101,837.61 : x
  2. Step 2: Convert to fraction form
    368,099.39/552,161.36 = 101,837.61/x
  3. Step 3: Cross multiply
    368,099.39x = 552,161.36 × 101,837.61
  4. Step 4: Simplify right side
    368,099.39x = 56,230,793,491.34
  5. Step 5: Solve for x
    x = 56,230,793,491.34/368,099.39
  6. Step 6: Final answer
    x = 152,759.81

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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.