Home / 108,922.25-150,313.30-61,175.60

Finding the Fourth Proportional to 108,922.25, 150,313.30 and 61,175.60

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Solution

The fourth proportional to 108,922.25, 150,313.30 and 61,175.60 is: 84,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,922.25 : 150,313.30 = 61,175.60 : x
  2. Step 2: Convert to fraction form
    108,922.25/150,313.30 = 61,175.60/x
  3. Step 3: Cross multiply
    108,922.25x = 150,313.30 × 61,175.60
  4. Step 4: Simplify right side
    108,922.25x = 9,195,507,164.27
  5. Step 5: Solve for x
    x = 9,195,507,164.27/108,922.25
  6. Step 6: Final answer
    x = 84,422.67

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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.