Home / 81,995.04-122,939.88-34,597.17

Finding the Fourth Proportional to 81,995.04, 122,939.88 and 34,597.17

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Solution

The fourth proportional to 81,995.04, 122,939.88 and 34,597.17 is: 51,873.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,995.04 : 122,939.88 = 34,597.17 : x
  2. Step 2: Convert to fraction form
    81,995.04/122,939.88 = 34,597.17/x
  3. Step 3: Cross multiply
    81,995.04x = 122,939.88 × 34,597.17
  4. Step 4: Simplify right side
    81,995.04x = 4,253,371,928.14
  5. Step 5: Solve for x
    x = 4,253,371,928.14/81,995.04
  6. Step 6: Final answer
    x = 51,873.53

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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.