Home / 83,966.80-125,935.16-36,555.37

Finding the Fourth Proportional to 83,966.80, 125,935.16 and 36,555.37

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Solution

The fourth proportional to 83,966.80, 125,935.16 and 36,555.37 is: 54,826.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,966.80 : 125,935.16 = 36,555.37 : x
  2. Step 2: Convert to fraction form
    83,966.80/125,935.16 = 36,555.37/x
  3. Step 3: Cross multiply
    83,966.80x = 125,935.16 × 36,555.37
  4. Step 4: Simplify right side
    83,966.80x = 4,603,606,187.03
  5. Step 5: Solve for x
    x = 4,603,606,187.03/83,966.80
  6. Step 6: Final answer
    x = 54,826.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.