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Finding the Fourth Proportional to 92,796.66, 139,187.07 and 29,614.23

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Solution

The fourth proportional to 92,796.66, 139,187.07 and 29,614.23 is: 44,418.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,796.66 : 139,187.07 = 29,614.23 : x
  2. Step 2: Convert to fraction form
    92,796.66/139,187.07 = 29,614.23/x
  3. Step 3: Cross multiply
    92,796.66x = 139,187.07 × 29,614.23
  4. Step 4: Simplify right side
    92,796.66x = 4,121,917,904.01
  5. Step 5: Solve for x
    x = 4,121,917,904.01/92,796.66
  6. Step 6: Final answer
    x = 44,418.82

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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.