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Finding the Fourth Proportional to 91,491.66, 137,227.77 and 44,092.08

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Solution

The fourth proportional to 91,491.66, 137,227.77 and 44,092.08 is: 66,133.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,491.66 : 137,227.77 = 44,092.08 : x
  2. Step 2: Convert to fraction form
    91,491.66/137,227.77 = 44,092.08/x
  3. Step 3: Cross multiply
    91,491.66x = 137,227.77 × 44,092.08
  4. Step 4: Simplify right side
    91,491.66x = 6,050,657,813.06
  5. Step 5: Solve for x
    x = 6,050,657,813.06/91,491.66
  6. Step 6: Final answer
    x = 66,133.44

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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.