Home / 82,135.25-113,325.22-48,125.46

Finding the Fourth Proportional to 82,135.25, 113,325.22 and 48,125.46

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Solution

The fourth proportional to 82,135.25, 113,325.22 and 48,125.46 is: 66,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,135.25 : 113,325.22 = 48,125.46 : x
  2. Step 2: Convert to fraction form
    82,135.25/113,325.22 = 48,125.46/x
  3. Step 3: Cross multiply
    82,135.25x = 113,325.22 × 48,125.46
  4. Step 4: Simplify right side
    82,135.25x = 5,453,828,556.52
  5. Step 5: Solve for x
    x = 5,453,828,556.52/82,135.25
  6. Step 6: Final answer
    x = 66,400.58

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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.