Home / 81,877.33-112,991.16-46,067.95

Finding the Fourth Proportional to 81,877.33, 112,991.16 and 46,067.95

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Solution

The fourth proportional to 81,877.33, 112,991.16 and 46,067.95 is: 63,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,877.33 : 112,991.16 = 46,067.95 : x
  2. Step 2: Convert to fraction form
    81,877.33/112,991.16 = 46,067.95/x
  3. Step 3: Cross multiply
    81,877.33x = 112,991.16 × 46,067.95
  4. Step 4: Simplify right side
    81,877.33x = 5,205,271,109.32
  5. Step 5: Solve for x
    x = 5,205,271,109.32/81,877.33
  6. Step 6: Final answer
    x = 63,574.02

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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.