Home / 68,055.05-93,674.27-49,873.79

Finding the Fourth Proportional to 68,055.05, 93,674.27 and 49,873.79

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Solution

The fourth proportional to 68,055.05, 93,674.27 and 49,873.79 is: 68,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,055.05 : 93,674.27 = 49,873.79 : x
  2. Step 2: Convert to fraction form
    68,055.05/93,674.27 = 49,873.79/x
  3. Step 3: Cross multiply
    68,055.05x = 93,674.27 × 49,873.79
  4. Step 4: Simplify right side
    68,055.05x = 4,671,891,229.25
  5. Step 5: Solve for x
    x = 4,671,891,229.25/68,055.05
  6. Step 6: Final answer
    x = 68,648.71

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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.