Home / 321,127.68-481,716.42-96,470.53

Finding the Fourth Proportional to 321,127.68, 481,716.42 and 96,470.53

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Solution

The fourth proportional to 321,127.68, 481,716.42 and 96,470.53 is: 144,713.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,127.68 : 481,716.42 = 96,470.53 : x
  2. Step 2: Convert to fraction form
    321,127.68/481,716.42 = 96,470.53/x
  3. Step 3: Cross multiply
    321,127.68x = 481,716.42 × 96,470.53
  4. Step 4: Simplify right side
    321,127.68x = 46,471,438,347.10
  5. Step 5: Solve for x
    x = 46,471,438,347.10/321,127.68
  6. Step 6: Final answer
    x = 144,713.28

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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.