Home / 75,754.34-104,541.69-41,764.04

Finding the Fourth Proportional to 75,754.34, 104,541.69 and 41,764.04

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Solution

The fourth proportional to 75,754.34, 104,541.69 and 41,764.04 is: 57,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,754.34 : 104,541.69 = 41,764.04 : x
  2. Step 2: Convert to fraction form
    75,754.34/104,541.69 = 41,764.04/x
  3. Step 3: Cross multiply
    75,754.34x = 104,541.69 × 41,764.04
  4. Step 4: Simplify right side
    75,754.34x = 4,366,082,800.12
  5. Step 5: Solve for x
    x = 4,366,082,800.12/75,754.34
  6. Step 6: Final answer
    x = 57,634.76

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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.