Home / 188,113.41-282,003.96-143,937.36

Finding the Fourth Proportional to 188,113.41, 282,003.96 and 143,937.36

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Solution

The fourth proportional to 188,113.41, 282,003.96 and 143,937.36 is: 215,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,113.41 : 282,003.96 = 143,937.36 : x
  2. Step 2: Convert to fraction form
    188,113.41/282,003.96 = 143,937.36/x
  3. Step 3: Cross multiply
    188,113.41x = 282,003.96 × 143,937.36
  4. Step 4: Simplify right side
    188,113.41x = 40,590,905,511.95
  5. Step 5: Solve for x
    x = 40,590,905,511.95/188,113.41
  6. Step 6: Final answer
    x = 215,778.90

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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.