Home / 85,546.76-118,057.14-47,822.60

Finding the Fourth Proportional to 85,546.76, 118,057.14 and 47,822.60

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Solution

The fourth proportional to 85,546.76, 118,057.14 and 47,822.60 is: 65,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,546.76 : 118,057.14 = 47,822.60 : x
  2. Step 2: Convert to fraction form
    85,546.76/118,057.14 = 47,822.60/x
  3. Step 3: Cross multiply
    85,546.76x = 118,057.14 × 47,822.60
  4. Step 4: Simplify right side
    85,546.76x = 5,645,799,383.36
  5. Step 5: Solve for x
    x = 5,645,799,383.36/85,546.76
  6. Step 6: Final answer
    x = 65,996.65

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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.