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Finding the Fourth Proportional to 221,363.73, 331,741.04 and 94,852.53

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Solution

The fourth proportional to 221,363.73, 331,741.04 and 94,852.53 is: 142,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,363.73 : 331,741.04 = 94,852.53 : x
  2. Step 2: Convert to fraction form
    221,363.73/331,741.04 = 94,852.53/x
  3. Step 3: Cross multiply
    221,363.73x = 331,741.04 × 94,852.53
  4. Step 4: Simplify right side
    221,363.73x = 31,466,476,474.57
  5. Step 5: Solve for x
    x = 31,466,476,474.57/221,363.73
  6. Step 6: Final answer
    x = 142,148.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.