Home / 108,240.74-149,372.44-60,494.09

Finding the Fourth Proportional to 108,240.74, 149,372.44 and 60,494.09

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Solution

The fourth proportional to 108,240.74, 149,372.44 and 60,494.09 is: 83,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,240.74 : 149,372.44 = 60,494.09 : x
  2. Step 2: Convert to fraction form
    108,240.74/149,372.44 = 60,494.09/x
  3. Step 3: Cross multiply
    108,240.74x = 149,372.44 × 60,494.09
  4. Step 4: Simplify right side
    108,240.74x = 9,036,149,828.88
  5. Step 5: Solve for x
    x = 9,036,149,828.88/108,240.74
  6. Step 6: Final answer
    x = 83,481.97

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1.5x scale

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.