Home / 100,185.94-150,180.09-55,833.58

Finding the Fourth Proportional to 100,185.94, 150,180.09 and 55,833.58

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Solution

The fourth proportional to 100,185.94, 150,180.09 and 55,833.58 is: 83,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,185.94 : 150,180.09 = 55,833.58 : x
  2. Step 2: Convert to fraction form
    100,185.94/150,180.09 = 55,833.58/x
  3. Step 3: Cross multiply
    100,185.94x = 150,180.09 × 55,833.58
  4. Step 4: Simplify right side
    100,185.94x = 8,385,092,069.42
  5. Step 5: Solve for x
    x = 8,385,092,069.42/100,185.94
  6. Step 6: Final answer
    x = 83,695.30

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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.