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Finding the Fourth Proportional to 165,089.97, 247,622.82 and 52,740.02

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Solution

The fourth proportional to 165,089.97, 247,622.82 and 52,740.02 is: 79,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,089.97 : 247,622.82 = 52,740.02 : x
  2. Step 2: Convert to fraction form
    165,089.97/247,622.82 = 52,740.02/x
  3. Step 3: Cross multiply
    165,089.97x = 247,622.82 × 52,740.02
  4. Step 4: Simplify right side
    165,089.97x = 13,059,631,241.14
  5. Step 5: Solve for x
    x = 13,059,631,241.14/165,089.97
  6. Step 6: Final answer
    x = 79,106.15

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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.