Home / 75,635.16-104,399.50-43,811.88

Finding the Fourth Proportional to 75,635.16, 104,399.50 and 43,811.88

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Solution

The fourth proportional to 75,635.16, 104,399.50 and 43,811.88 is: 60,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,635.16 : 104,399.50 = 43,811.88 : x
  2. Step 2: Convert to fraction form
    75,635.16/104,399.50 = 43,811.88/x
  3. Step 3: Cross multiply
    75,635.16x = 104,399.50 × 43,811.88
  4. Step 4: Simplify right side
    75,635.16x = 4,573,938,366.06
  5. Step 5: Solve for x
    x = 4,573,938,366.06/75,635.16
  6. Step 6: Final answer
    x = 60,473.71

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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.