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Finding the Fourth Proportional to 61,362.49, 92,044.87 and 19,241.64

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Solution

The fourth proportional to 61,362.49, 92,044.87 and 19,241.64 is: 28,862.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,362.49 : 92,044.87 = 19,241.64 : x
  2. Step 2: Convert to fraction form
    61,362.49/92,044.87 = 19,241.64/x
  3. Step 3: Cross multiply
    61,362.49x = 92,044.87 × 19,241.64
  4. Step 4: Simplify right side
    61,362.49x = 1,771,094,252.39
  5. Step 5: Solve for x
    x = 1,771,094,252.39/61,362.49
  6. Step 6: Final answer
    x = 28,862.82

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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.