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Finding the Fourth Proportional to 73,324.73, 101,188.11 and 39,790.73

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Solution

The fourth proportional to 73,324.73, 101,188.11 and 39,790.73 is: 54,911.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,324.73 : 101,188.11 = 39,790.73 : x
  2. Step 2: Convert to fraction form
    73,324.73/101,188.11 = 39,790.73/x
  3. Step 3: Cross multiply
    73,324.73x = 101,188.11 × 39,790.73
  4. Step 4: Simplify right side
    73,324.73x = 4,026,348,258.28
  5. Step 5: Solve for x
    x = 4,026,348,258.28/73,324.73
  6. Step 6: Final answer
    x = 54,911.19

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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.