Home / 82,189.26-113,385.06-48,180.48

Finding the Fourth Proportional to 82,189.26, 113,385.06 and 48,180.48

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Solution

The fourth proportional to 82,189.26, 113,385.06 and 48,180.48 is: 66,467.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,189.26 : 113,385.06 = 48,180.48 : x
  2. Step 2: Convert to fraction form
    82,189.26/113,385.06 = 48,180.48/x
  3. Step 3: Cross multiply
    82,189.26x = 113,385.06 × 48,180.48
  4. Step 4: Simplify right side
    82,189.26x = 5,462,946,615.63
  5. Step 5: Solve for x
    x = 5,462,946,615.63/82,189.26
  6. Step 6: Final answer
    x = 66,467.89

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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.