Home / 137,738.86-206,607.68-48,995.66

Finding the Fourth Proportional to 137,738.86, 206,607.68 and 48,995.66

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Solution

The fourth proportional to 137,738.86, 206,607.68 and 48,995.66 is: 73,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,738.86 : 206,607.68 = 48,995.66 : x
  2. Step 2: Convert to fraction form
    137,738.86/206,607.68 = 48,995.66/x
  3. Step 3: Cross multiply
    137,738.86x = 206,607.68 × 48,995.66
  4. Step 4: Simplify right side
    137,738.86x = 10,122,879,642.67
  5. Step 5: Solve for x
    x = 10,122,879,642.67/137,738.86
  6. Step 6: Final answer
    x = 73,493.27

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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.