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Finding the Fourth Proportional to 59,171.52, 81,619.20 and 44,993.28

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Solution

The fourth proportional to 59,171.52, 81,619.20 and 44,993.28 is: 62,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,171.52 : 81,619.20 = 44,993.28 : x
  2. Step 2: Convert to fraction form
    59,171.52/81,619.20 = 44,993.28/x
  3. Step 3: Cross multiply
    59,171.52x = 81,619.20 × 44,993.28
  4. Step 4: Simplify right side
    59,171.52x = 3,672,315,518.98
  5. Step 5: Solve for x
    x = 3,672,315,518.98/59,171.52
  6. Step 6: Final answer
    x = 62,062.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.