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Finding the Fourth Proportional to 50,058, 69,095.44 and 28,851.40

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Solution

The fourth proportional to 50,058, 69,095.44 and 28,851.40 is: 39,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,058 : 69,095.44 = 28,851.40 : x
  2. Step 2: Convert to fraction form
    50,058/69,095.44 = 28,851.40/x
  3. Step 3: Cross multiply
    50,058x = 69,095.44 × 28,851.40
  4. Step 4: Simplify right side
    50,058x = 1,993,500,177.62
  5. Step 5: Solve for x
    x = 1,993,500,177.62/50,058
  6. Step 6: Final answer
    x = 39,823.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.