Home / 137,556.76-206,335.30-37,717.80

Finding the Fourth Proportional to 137,556.76, 206,335.30 and 37,717.80

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Solution

The fourth proportional to 137,556.76, 206,335.30 and 37,717.80 is: 56,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,556.76 : 206,335.30 = 37,717.80 : x
  2. Step 2: Convert to fraction form
    137,556.76/206,335.30 = 37,717.80/x
  3. Step 3: Cross multiply
    137,556.76x = 206,335.30 × 37,717.80
  4. Step 4: Simplify right side
    137,556.76x = 7,782,513,578.34
  5. Step 5: Solve for x
    x = 7,782,513,578.34/137,556.76
  6. Step 6: Final answer
    x = 56,576.74

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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.