Home / 82,127.45-113,336.03-44,401.70

Finding the Fourth Proportional to 82,127.45, 113,336.03 and 44,401.70

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Solution

The fourth proportional to 82,127.45, 113,336.03 and 44,401.70 is: 61,274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,127.45 : 113,336.03 = 44,401.70 : x
  2. Step 2: Convert to fraction form
    82,127.45/113,336.03 = 44,401.70/x
  3. Step 3: Cross multiply
    82,127.45x = 113,336.03 × 44,401.70
  4. Step 4: Simplify right side
    82,127.45x = 5,032,311,614.56
  5. Step 5: Solve for x
    x = 5,032,311,614.56/82,127.45
  6. Step 6: Final answer
    x = 61,274.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.