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Finding the Fourth Proportional to 61,504.20, 84,883.86 and 34,651.89

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Solution

The fourth proportional to 61,504.20, 84,883.86 and 34,651.89 is: 47,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,504.20 : 84,883.86 = 34,651.89 : x
  2. Step 2: Convert to fraction form
    61,504.20/84,883.86 = 34,651.89/x
  3. Step 3: Cross multiply
    61,504.20x = 84,883.86 × 34,651.89
  4. Step 4: Simplify right side
    61,504.20x = 2,941,386,179.50
  5. Step 5: Solve for x
    x = 2,941,386,179.50/61,504.20
  6. Step 6: Final answer
    x = 47,824.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.