Home / 107,982.48-149,022.68-60,235.73

Finding the Fourth Proportional to 107,982.48, 149,022.68 and 60,235.73

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Solution

The fourth proportional to 107,982.48, 149,022.68 and 60,235.73 is: 83,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,982.48 : 149,022.68 = 60,235.73 : x
  2. Step 2: Convert to fraction form
    107,982.48/149,022.68 = 60,235.73/x
  3. Step 3: Cross multiply
    107,982.48x = 149,022.68 × 60,235.73
  4. Step 4: Simplify right side
    107,982.48x = 8,976,489,916.36
  5. Step 5: Solve for x
    x = 8,976,489,916.36/107,982.48
  6. Step 6: Final answer
    x = 83,129.13

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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.