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Finding the Fourth Proportional to 61,455.42, 92,218.97 and 25,914.54

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Solution

The fourth proportional to 61,455.42, 92,218.97 and 25,914.54 is: 38,886.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,455.42 : 92,218.97 = 25,914.54 : x
  2. Step 2: Convert to fraction form
    61,455.42/92,218.97 = 25,914.54/x
  3. Step 3: Cross multiply
    61,455.42x = 92,218.97 × 25,914.54
  4. Step 4: Simplify right side
    61,455.42x = 2,389,812,597.43
  5. Step 5: Solve for x
    x = 2,389,812,597.43/61,455.42
  6. Step 6: Final answer
    x = 38,886.93

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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.