Home / 81,949.52-113,092.47-46,140.84

Finding the Fourth Proportional to 81,949.52, 113,092.47 and 46,140.84

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Solution

The fourth proportional to 81,949.52, 113,092.47 and 46,140.84 is: 63,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,949.52 : 113,092.47 = 46,140.84 : x
  2. Step 2: Convert to fraction form
    81,949.52/113,092.47 = 46,140.84/x
  3. Step 3: Cross multiply
    81,949.52x = 113,092.47 × 46,140.84
  4. Step 4: Simplify right side
    81,949.52x = 5,218,181,563.47
  5. Step 5: Solve for x
    x = 5,218,181,563.47/81,949.52
  6. Step 6: Final answer
    x = 63,675.56

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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.