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Finding the Fourth Proportional to 182,465.20, 273,697.80 and 161,729.20

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Solution

The fourth proportional to 182,465.20, 273,697.80 and 161,729.20 is: 242,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,465.20 : 273,697.80 = 161,729.20 : x
  2. Step 2: Convert to fraction form
    182,465.20/273,697.80 = 161,729.20/x
  3. Step 3: Cross multiply
    182,465.20x = 273,697.80 × 161,729.20
  4. Step 4: Simplify right side
    182,465.20x = 44,264,926,235.76
  5. Step 5: Solve for x
    x = 44,264,926,235.76/182,465.20
  6. Step 6: Final answer
    x = 242,593.80

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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.