Home / 75,940.13-104,842.15-52,101.83

Finding the Fourth Proportional to 75,940.13, 104,842.15 and 52,101.83

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Solution

The fourth proportional to 75,940.13, 104,842.15 and 52,101.83 is: 71,931.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,940.13 : 104,842.15 = 52,101.83 : x
  2. Step 2: Convert to fraction form
    75,940.13/104,842.15 = 52,101.83/x
  3. Step 3: Cross multiply
    75,940.13x = 104,842.15 × 52,101.83
  4. Step 4: Simplify right side
    75,940.13x = 5,462,468,007.99
  5. Step 5: Solve for x
    x = 5,462,468,007.99/75,940.13
  6. Step 6: Final answer
    x = 71,931.24

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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.