Home / 108,238.35-149,370.62-60,494.79

Finding the Fourth Proportional to 108,238.35, 149,370.62 and 60,494.79

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Solution

The fourth proportional to 108,238.35, 149,370.62 and 60,494.79 is: 83,483.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,238.35 : 149,370.62 = 60,494.79 : x
  2. Step 2: Convert to fraction form
    108,238.35/149,370.62 = 60,494.79/x
  3. Step 3: Cross multiply
    108,238.35x = 149,370.62 × 60,494.79
  4. Step 4: Simplify right side
    108,238.35x = 9,036,143,986.60
  5. Step 5: Solve for x
    x = 9,036,143,986.60/108,238.35
  6. Step 6: Final answer
    x = 83,483.76

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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.