Home / 82,531.11-113,893.05-44,805.36

Finding the Fourth Proportional to 82,531.11, 113,893.05 and 44,805.36

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Solution

The fourth proportional to 82,531.11, 113,893.05 and 44,805.36 is: 61,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,531.11 : 113,893.05 = 44,805.36 : x
  2. Step 2: Convert to fraction form
    82,531.11/113,893.05 = 44,805.36/x
  3. Step 3: Cross multiply
    82,531.11x = 113,893.05 × 44,805.36
  4. Step 4: Simplify right side
    82,531.11x = 5,103,019,106.75
  5. Step 5: Solve for x
    x = 5,103,019,106.75/82,531.11
  6. Step 6: Final answer
    x = 61,831.46

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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.