Home / 179,182.02-268,939.32-90,497.80

Finding the Fourth Proportional to 179,182.02, 268,939.32 and 90,497.80

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Solution

The fourth proportional to 179,182.02, 268,939.32 and 90,497.80 is: 135,830.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,182.02 : 268,939.32 = 90,497.80 : x
  2. Step 2: Convert to fraction form
    179,182.02/268,939.32 = 90,497.80/x
  3. Step 3: Cross multiply
    179,182.02x = 268,939.32 × 90,497.80
  4. Step 4: Simplify right side
    179,182.02x = 24,338,416,793.50
  5. Step 5: Solve for x
    x = 24,338,416,793.50/179,182.02
  6. Step 6: Final answer
    x = 135,830.69

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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.