Home / 75,824.12-104,636.56-41,832.88

Finding the Fourth Proportional to 75,824.12, 104,636.56 and 41,832.88

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Solution

The fourth proportional to 75,824.12, 104,636.56 and 41,832.88 is: 57,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,824.12 : 104,636.56 = 41,832.88 : x
  2. Step 2: Convert to fraction form
    75,824.12/104,636.56 = 41,832.88/x
  3. Step 3: Cross multiply
    75,824.12x = 104,636.56 × 41,832.88
  4. Step 4: Simplify right side
    75,824.12x = 4,377,248,291.92
  5. Step 5: Solve for x
    x = 4,377,248,291.92/75,824.12
  6. Step 6: Final answer
    x = 57,728.97

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1.5x scale

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.