Home / 103,344.98-142,611.41-58,022.15

Finding the Fourth Proportional to 103,344.98, 142,611.41 and 58,022.15

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Solution

The fourth proportional to 103,344.98, 142,611.41 and 58,022.15 is: 80,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,344.98 : 142,611.41 = 58,022.15 : x
  2. Step 2: Convert to fraction form
    103,344.98/142,611.41 = 58,022.15/x
  3. Step 3: Cross multiply
    103,344.98x = 142,611.41 × 58,022.15
  4. Step 4: Simplify right side
    103,344.98x = 8,274,619,619.56
  5. Step 5: Solve for x
    x = 8,274,619,619.56/103,344.98
  6. Step 6: Final answer
    x = 80,067.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.