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Finding the Fourth Proportional to 61,791.42, 92,687.13 and 22,347.66

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Solution

The fourth proportional to 61,791.42, 92,687.13 and 22,347.66 is: 33,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,791.42 : 92,687.13 = 22,347.66 : x
  2. Step 2: Convert to fraction form
    61,791.42/92,687.13 = 22,347.66/x
  3. Step 3: Cross multiply
    61,791.42x = 92,687.13 × 22,347.66
  4. Step 4: Simplify right side
    61,791.42x = 2,071,340,467.62
  5. Step 5: Solve for x
    x = 2,071,340,467.62/61,791.42
  6. Step 6: Final answer
    x = 33,521.49

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1.5x scale

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.