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Finding the Fourth Proportional to 164,486.59, 246,692.97 and 75,654.75

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Solution

The fourth proportional to 164,486.59, 246,692.97 and 75,654.75 is: 113,465.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,486.59 : 246,692.97 = 75,654.75 : x
  2. Step 2: Convert to fraction form
    164,486.59/246,692.97 = 75,654.75/x
  3. Step 3: Cross multiply
    164,486.59x = 246,692.97 × 75,654.75
  4. Step 4: Simplify right side
    164,486.59x = 18,663,494,972.11
  5. Step 5: Solve for x
    x = 18,663,494,972.11/164,486.59
  6. Step 6: Final answer
    x = 113,465.15

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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.