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Finding the Fourth Proportional to 82,220.64, 113,464.04 and 44,494.89

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Solution

The fourth proportional to 82,220.64, 113,464.04 and 44,494.89 is: 61,402.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,220.64 : 113,464.04 = 44,494.89 : x
  2. Step 2: Convert to fraction form
    82,220.64/113,464.04 = 44,494.89/x
  3. Step 3: Cross multiply
    82,220.64x = 113,464.04 × 44,494.89
  4. Step 4: Simplify right side
    82,220.64x = 5,048,569,756.28
  5. Step 5: Solve for x
    x = 5,048,569,756.28/82,220.64
  6. Step 6: Final answer
    x = 61,402.71

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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.