Home / 103,686.33-155,529.50-33,572.73

Finding the Fourth Proportional to 103,686.33, 155,529.50 and 33,572.73

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Solution

The fourth proportional to 103,686.33, 155,529.50 and 33,572.73 is: 50,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,686.33 : 155,529.50 = 33,572.73 : x
  2. Step 2: Convert to fraction form
    103,686.33/155,529.50 = 33,572.73/x
  3. Step 3: Cross multiply
    103,686.33x = 155,529.50 × 33,572.73
  4. Step 4: Simplify right side
    103,686.33x = 5,221,549,910.54
  5. Step 5: Solve for x
    x = 5,221,549,910.54/103,686.33
  6. Step 6: Final answer
    x = 50,359.10

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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.