Home / 131,935.19-182,102.25-75,379.37

Finding the Fourth Proportional to 131,935.19, 182,102.25 and 75,379.37

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Solution

The fourth proportional to 131,935.19, 182,102.25 and 75,379.37 is: 104,041.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,935.19 : 182,102.25 = 75,379.37 : x
  2. Step 2: Convert to fraction form
    131,935.19/182,102.25 = 75,379.37/x
  3. Step 3: Cross multiply
    131,935.19x = 182,102.25 × 75,379.37
  4. Step 4: Simplify right side
    131,935.19x = 13,726,752,880.58
  5. Step 5: Solve for x
    x = 13,726,752,880.58/131,935.19
  6. Step 6: Final answer
    x = 104,041.63

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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.