Home / 262,001.28-393,025.68-72,473.52

Finding the Fourth Proportional to 262,001.28, 393,025.68 and 72,473.52

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Solution

The fourth proportional to 262,001.28, 393,025.68 and 72,473.52 is: 108,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,001.28 : 393,025.68 = 72,473.52 : x
  2. Step 2: Convert to fraction form
    262,001.28/393,025.68 = 72,473.52/x
  3. Step 3: Cross multiply
    262,001.28x = 393,025.68 × 72,473.52
  4. Step 4: Simplify right side
    262,001.28x = 28,483,954,479.99
  5. Step 5: Solve for x
    x = 28,483,954,479.99/262,001.28
  6. Step 6: Final answer
    x = 108,716.85

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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.