Home / 82,470.16-113,808.36-44,743.60

Finding the Fourth Proportional to 82,470.16, 113,808.36 and 44,743.60

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Solution

The fourth proportional to 82,470.16, 113,808.36 and 44,743.60 is: 61,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,470.16 : 113,808.36 = 44,743.60 : x
  2. Step 2: Convert to fraction form
    82,470.16/113,808.36 = 44,743.60/x
  3. Step 3: Cross multiply
    82,470.16x = 113,808.36 × 44,743.60
  4. Step 4: Simplify right side
    82,470.16x = 5,092,195,736.50
  5. Step 5: Solve for x
    x = 5,092,195,736.50/82,470.16
  6. Step 6: Final answer
    x = 61,745.92

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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.