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Finding the Fourth Proportional to 108,573.87, 162,862.83 and 33,696.45

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Solution

The fourth proportional to 108,573.87, 162,862.83 and 33,696.45 is: 50,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,573.87 : 162,862.83 = 33,696.45 : x
  2. Step 2: Convert to fraction form
    108,573.87/162,862.83 = 33,696.45/x
  3. Step 3: Cross multiply
    108,573.87x = 162,862.83 × 33,696.45
  4. Step 4: Simplify right side
    108,573.87x = 5,487,899,207.95
  5. Step 5: Solve for x
    x = 5,487,899,207.95/108,573.87
  6. Step 6: Final answer
    x = 50,545.30

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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.