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Finding the Fourth Proportional to 368,408.66, 552,632.42 and 119,110.10

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Solution

The fourth proportional to 368,408.66, 552,632.42 and 119,110.10 is: 178,671.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,408.66 : 552,632.42 = 119,110.10 : x
  2. Step 2: Convert to fraction form
    368,408.66/552,632.42 = 119,110.10/x
  3. Step 3: Cross multiply
    368,408.66x = 552,632.42 × 119,110.10
  4. Step 4: Simplify right side
    368,408.66x = 65,824,100,344.06
  5. Step 5: Solve for x
    x = 65,824,100,344.06/368,408.66
  6. Step 6: Final answer
    x = 178,671.43

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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.