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Finding the Fourth Proportional to 251,351.27, 377,023.58 and 61,813.27

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Solution

The fourth proportional to 251,351.27, 377,023.58 and 61,813.27 is: 92,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,351.27 : 377,023.58 = 61,813.27 : x
  2. Step 2: Convert to fraction form
    251,351.27/377,023.58 = 61,813.27/x
  3. Step 3: Cross multiply
    251,351.27x = 377,023.58 × 61,813.27
  4. Step 4: Simplify right side
    251,351.27x = 23,305,058,152.72
  5. Step 5: Solve for x
    x = 23,305,058,152.72/251,351.27
  6. Step 6: Final answer
    x = 92,719.08

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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.