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Finding the Fourth Proportional to 82,484.78, 113,829.30 and 44,759.03

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Solution

The fourth proportional to 82,484.78, 113,829.30 and 44,759.03 is: 61,767.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,484.78 : 113,829.30 = 44,759.03 : x
  2. Step 2: Convert to fraction form
    82,484.78/113,829.30 = 44,759.03/x
  3. Step 3: Cross multiply
    82,484.78x = 113,829.30 × 44,759.03
  4. Step 4: Simplify right side
    82,484.78x = 5,094,889,450.05
  5. Step 5: Solve for x
    x = 5,094,889,450.05/82,484.78
  6. Step 6: Final answer
    x = 61,767.63

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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.