Home / 90,382.14-124,727.36-50,101.97

Finding the Fourth Proportional to 90,382.14, 124,727.36 and 50,101.97

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Solution

The fourth proportional to 90,382.14, 124,727.36 and 50,101.97 is: 69,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,382.14 : 124,727.36 = 50,101.97 : x
  2. Step 2: Convert to fraction form
    90,382.14/124,727.36 = 50,101.97/x
  3. Step 3: Cross multiply
    90,382.14x = 124,727.36 × 50,101.97
  4. Step 4: Simplify right side
    90,382.14x = 6,249,085,574.75
  5. Step 5: Solve for x
    x = 6,249,085,574.75/90,382.14
  6. Step 6: Final answer
    x = 69,140.71

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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.