Home / 368,058.78-552,093.03-131,415.66

Finding the Fourth Proportional to 368,058.78, 552,093.03 and 131,415.66

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Solution

The fourth proportional to 368,058.78, 552,093.03 and 131,415.66 is: 197,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,058.78 : 552,093.03 = 131,415.66 : x
  2. Step 2: Convert to fraction form
    368,058.78/552,093.03 = 131,415.66/x
  3. Step 3: Cross multiply
    368,058.78x = 552,093.03 × 131,415.66
  4. Step 4: Simplify right side
    368,058.78x = 72,553,669,918.85
  5. Step 5: Solve for x
    x = 72,553,669,918.85/368,058.78
  6. Step 6: Final answer
    x = 197,125.23

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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.