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Finding the Fourth Proportional to 61,966.60, 92,847.30 and 35,625.40

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Solution

The fourth proportional to 61,966.60, 92,847.30 and 35,625.40 is: 53,379.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,966.60 : 92,847.30 = 35,625.40 : x
  2. Step 2: Convert to fraction form
    61,966.60/92,847.30 = 35,625.40/x
  3. Step 3: Cross multiply
    61,966.60x = 92,847.30 × 35,625.40
  4. Step 4: Simplify right side
    61,966.60x = 3,307,722,201.42
  5. Step 5: Solve for x
    x = 3,307,722,201.42/61,966.60
  6. Step 6: Final answer
    x = 53,379.11

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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.