Home / 124,429.44-186,591.50-68,253.51

Finding the Fourth Proportional to 124,429.44, 186,591.50 and 68,253.51

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Solution

The fourth proportional to 124,429.44, 186,591.50 and 68,253.51 is: 102,351.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,429.44 : 186,591.50 = 68,253.51 : x
  2. Step 2: Convert to fraction form
    124,429.44/186,591.50 = 68,253.51/x
  3. Step 3: Cross multiply
    124,429.44x = 186,591.50 × 68,253.51
  4. Step 4: Simplify right side
    124,429.44x = 12,735,524,811.17
  5. Step 5: Solve for x
    x = 12,735,524,811.17/124,429.44
  6. Step 6: Final answer
    x = 102,351.38

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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.