Home / 103,685.93-155,553.57-33,565.24

Finding the Fourth Proportional to 103,685.93, 155,553.57 and 33,565.24

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Solution

The fourth proportional to 103,685.93, 155,553.57 and 33,565.24 is: 50,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,685.93 : 155,553.57 = 33,565.24 : x
  2. Step 2: Convert to fraction form
    103,685.93/155,553.57 = 33,565.24/x
  3. Step 3: Cross multiply
    103,685.93x = 155,553.57 × 33,565.24
  4. Step 4: Simplify right side
    103,685.93x = 5,221,192,909.91
  5. Step 5: Solve for x
    x = 5,221,192,909.91/103,685.93
  6. Step 6: Final answer
    x = 50,355.85

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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.