Home / 124,131.22-186,083.87-45,227.46

Finding the Fourth Proportional to 124,131.22, 186,083.87 and 45,227.46

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Solution

The fourth proportional to 124,131.22, 186,083.87 and 45,227.46 is: 67,800.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,131.22 : 186,083.87 = 45,227.46 : x
  2. Step 2: Convert to fraction form
    124,131.22/186,083.87 = 45,227.46/x
  3. Step 3: Cross multiply
    124,131.22x = 186,083.87 × 45,227.46
  4. Step 4: Simplify right side
    124,131.22x = 8,416,100,787.07
  5. Step 5: Solve for x
    x = 8,416,100,787.07/124,131.22
  6. Step 6: Final answer
    x = 67,800.03

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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.