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Finding the Fourth Proportional to 97,119.64, 144,654.32 and 92,801.44

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Solution

The fourth proportional to 97,119.64, 144,654.32 and 92,801.44 is: 138,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,119.64 : 144,654.32 = 92,801.44 : x
  2. Step 2: Convert to fraction form
    97,119.64/144,654.32 = 92,801.44/x
  3. Step 3: Cross multiply
    97,119.64x = 144,654.32 × 92,801.44
  4. Step 4: Simplify right side
    97,119.64x = 13,424,129,198.22
  5. Step 5: Solve for x
    x = 13,424,129,198.22/97,119.64
  6. Step 6: Final answer
    x = 138,222.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.