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Finding the Fourth Proportional to 61,851.98, 92,777.72 and 22,399.88

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Solution

The fourth proportional to 61,851.98, 92,777.72 and 22,399.88 is: 33,599.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,851.98 : 92,777.72 = 22,399.88 : x
  2. Step 2: Convert to fraction form
    61,851.98/92,777.72 = 22,399.88/x
  3. Step 3: Cross multiply
    61,851.98x = 92,777.72 × 22,399.88
  4. Step 4: Simplify right side
    61,851.98x = 2,078,209,794.67
  5. Step 5: Solve for x
    x = 2,078,209,794.67/61,851.98
  6. Step 6: Final answer
    x = 33,599.73

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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.