Home / 83,991.36-115,908.39-46,265.52

Finding the Fourth Proportional to 83,991.36, 115,908.39 and 46,265.52

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Solution

The fourth proportional to 83,991.36, 115,908.39 and 46,265.52 is: 63,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,991.36 : 115,908.39 = 46,265.52 : x
  2. Step 2: Convert to fraction form
    83,991.36/115,908.39 = 46,265.52/x
  3. Step 3: Cross multiply
    83,991.36x = 115,908.39 × 46,265.52
  4. Step 4: Simplify right side
    83,991.36x = 5,362,561,935.71
  5. Step 5: Solve for x
    x = 5,362,561,935.71/83,991.36
  6. Step 6: Final answer
    x = 63,846.59

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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.