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Finding the Fourth Proportional to 59,140.33, 81,642.95 and 37,651.44

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Solution

The fourth proportional to 59,140.33, 81,642.95 and 37,651.44 is: 51,977.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,140.33 : 81,642.95 = 37,651.44 : x
  2. Step 2: Convert to fraction form
    59,140.33/81,642.95 = 37,651.44/x
  3. Step 3: Cross multiply
    59,140.33x = 81,642.95 × 37,651.44
  4. Step 4: Simplify right side
    59,140.33x = 3,073,974,633.35
  5. Step 5: Solve for x
    x = 3,073,974,633.35/59,140.33
  6. Step 6: Final answer
    x = 51,977.64

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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.