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Finding the Fourth Proportional to 181,245.70, 271,330.95 and 134,704.90

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Solution

The fourth proportional to 181,245.70, 271,330.95 and 134,704.90 is: 201,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,245.70 : 271,330.95 = 134,704.90 : x
  2. Step 2: Convert to fraction form
    181,245.70/271,330.95 = 134,704.90/x
  3. Step 3: Cross multiply
    181,245.70x = 271,330.95 × 134,704.90
  4. Step 4: Simplify right side
    181,245.70x = 36,549,608,486.66
  5. Step 5: Solve for x
    x = 36,549,608,486.66/181,245.70
  6. Step 6: Final answer
    x = 201,657.80

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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.