Home / 137,556.24-206,316.78-53,258.73

Finding the Fourth Proportional to 137,556.24, 206,316.78 and 53,258.73

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Solution

The fourth proportional to 137,556.24, 206,316.78 and 53,258.73 is: 79,881.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,556.24 : 206,316.78 = 53,258.73 : x
  2. Step 2: Convert to fraction form
    137,556.24/206,316.78 = 53,258.73/x
  3. Step 3: Cross multiply
    137,556.24x = 206,316.78 × 53,258.73
  4. Step 4: Simplify right side
    137,556.24x = 10,988,169,680.49
  5. Step 5: Solve for x
    x = 10,988,169,680.49/137,556.24
  6. Step 6: Final answer
    x = 79,881.29

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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.