Home / 103,593.15-155,330.19-50,266.80

Finding the Fourth Proportional to 103,593.15, 155,330.19 and 50,266.80

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Solution

The fourth proportional to 103,593.15, 155,330.19 and 50,266.80 is: 75,371.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,593.15 : 155,330.19 = 50,266.80 : x
  2. Step 2: Convert to fraction form
    103,593.15/155,330.19 = 50,266.80/x
  3. Step 3: Cross multiply
    103,593.15x = 155,330.19 × 50,266.80
  4. Step 4: Simplify right side
    103,593.15x = 7,807,951,594.69
  5. Step 5: Solve for x
    x = 7,807,951,594.69/103,593.15
  6. Step 6: Final answer
    x = 75,371.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.