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Finding the Fourth Proportional to 159,704, 220,477.92 and 96,056

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Solution

The fourth proportional to 159,704, 220,477.92 and 96,056 is: 132,609.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,704 : 220,477.92 = 96,056 : x
  2. Step 2: Convert to fraction form
    159,704/220,477.92 = 96,056/x
  3. Step 3: Cross multiply
    159,704x = 220,477.92 × 96,056
  4. Step 4: Simplify right side
    159,704x = 21,178,227,083.52
  5. Step 5: Solve for x
    x = 21,178,227,083.52/159,704
  6. Step 6: Final answer
    x = 132,609.25

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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.