Home / 83,664.84-125,464.46-30,344.12

Finding the Fourth Proportional to 83,664.84, 125,464.46 and 30,344.12

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Solution

The fourth proportional to 83,664.84, 125,464.46 and 30,344.12 is: 45,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,664.84 : 125,464.46 = 30,344.12 : x
  2. Step 2: Convert to fraction form
    83,664.84/125,464.46 = 30,344.12/x
  3. Step 3: Cross multiply
    83,664.84x = 125,464.46 × 30,344.12
  4. Step 4: Simplify right side
    83,664.84x = 3,807,108,629.98
  5. Step 5: Solve for x
    x = 3,807,108,629.98/83,664.84
  6. Step 6: Final answer
    x = 45,504.28

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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.