Home / 137,755.36-206,561.34-48,995.92

Finding the Fourth Proportional to 137,755.36, 206,561.34 and 48,995.92

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Solution

The fourth proportional to 137,755.36, 206,561.34 and 48,995.92 is: 73,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,755.36 : 206,561.34 = 48,995.92 : x
  2. Step 2: Convert to fraction form
    137,755.36/206,561.34 = 48,995.92/x
  3. Step 3: Cross multiply
    137,755.36x = 206,561.34 × 48,995.92
  4. Step 4: Simplify right side
    137,755.36x = 10,120,662,889.73
  5. Step 5: Solve for x
    x = 10,120,662,889.73/137,755.36
  6. Step 6: Final answer
    x = 73,468.38

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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.