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Finding the Fourth Proportional to 149,352.88, 206,063.04 and 88,893.14

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Solution

The fourth proportional to 149,352.88, 206,063.04 and 88,893.14 is: 122,646.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,352.88 : 206,063.04 = 88,893.14 : x
  2. Step 2: Convert to fraction form
    149,352.88/206,063.04 = 88,893.14/x
  3. Step 3: Cross multiply
    149,352.88x = 206,063.04 × 88,893.14
  4. Step 4: Simplify right side
    149,352.88x = 18,317,590,663.55
  5. Step 5: Solve for x
    x = 18,317,590,663.55/149,352.88
  6. Step 6: Final answer
    x = 122,646.38

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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.