Home / 183,217.58-274,761.56-87,143.48

Finding the Fourth Proportional to 183,217.58, 274,761.56 and 87,143.48

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Solution

The fourth proportional to 183,217.58, 274,761.56 and 87,143.48 is: 130,684.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,217.58 : 274,761.56 = 87,143.48 : x
  2. Step 2: Convert to fraction form
    183,217.58/274,761.56 = 87,143.48/x
  3. Step 3: Cross multiply
    183,217.58x = 274,761.56 × 87,143.48
  4. Step 4: Simplify right side
    183,217.58x = 23,943,678,508.63
  5. Step 5: Solve for x
    x = 23,943,678,508.63/183,217.58
  6. Step 6: Final answer
    x = 130,684.39

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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.