Home / 137,983.74-207,040.94-58,039.20

Finding the Fourth Proportional to 137,983.74, 207,040.94 and 58,039.20

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Solution

The fourth proportional to 137,983.74, 207,040.94 and 58,039.20 is: 87,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,983.74 : 207,040.94 = 58,039.20 : x
  2. Step 2: Convert to fraction form
    137,983.74/207,040.94 = 58,039.20/x
  3. Step 3: Cross multiply
    137,983.74x = 207,040.94 × 58,039.20
  4. Step 4: Simplify right side
    137,983.74x = 12,016,490,524.85
  5. Step 5: Solve for x
    x = 12,016,490,524.85/137,983.74
  6. Step 6: Final answer
    x = 87,086.28

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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.