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Finding the Fourth Proportional to 84,093.54, 116,044.92 and 47,790.27

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Solution

The fourth proportional to 84,093.54, 116,044.92 and 47,790.27 is: 65,948.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,093.54 : 116,044.92 = 47,790.27 : x
  2. Step 2: Convert to fraction form
    84,093.54/116,044.92 = 47,790.27/x
  3. Step 3: Cross multiply
    84,093.54x = 116,044.92 × 47,790.27
  4. Step 4: Simplify right side
    84,093.54x = 5,545,818,058.93
  5. Step 5: Solve for x
    x = 5,545,818,058.93/84,093.54
  6. Step 6: Final answer
    x = 65,948.21

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1.5x scale

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.