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Finding the Fourth Proportional to 61,517.76, 92,276.64 and 35,203.89

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Solution

The fourth proportional to 61,517.76, 92,276.64 and 35,203.89 is: 52,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,517.76 : 92,276.64 = 35,203.89 : x
  2. Step 2: Convert to fraction form
    61,517.76/92,276.64 = 35,203.89/x
  3. Step 3: Cross multiply
    61,517.76x = 92,276.64 × 35,203.89
  4. Step 4: Simplify right side
    61,517.76x = 3,248,496,684.13
  5. Step 5: Solve for x
    x = 3,248,496,684.13/61,517.76
  6. Step 6: Final answer
    x = 52,805.84

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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.