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Finding the Fourth Proportional to 159,673.96, 220,325.22 and 92,593

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Solution

The fourth proportional to 159,673.96, 220,325.22 and 92,593 is: 127,763.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,673.96 : 220,325.22 = 92,593 : x
  2. Step 2: Convert to fraction form
    159,673.96/220,325.22 = 92,593/x
  3. Step 3: Cross multiply
    159,673.96x = 220,325.22 × 92,593
  4. Step 4: Simplify right side
    159,673.96x = 20,400,573,095.46
  5. Step 5: Solve for x
    x = 20,400,573,095.46/159,673.96
  6. Step 6: Final answer
    x = 127,763.93

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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.