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Finding the Fourth Proportional to 182,451.66, 273,494.43 and 75,690.42

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Solution

The fourth proportional to 182,451.66, 273,494.43 and 75,690.42 is: 113,459.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,451.66 : 273,494.43 = 75,690.42 : x
  2. Step 2: Convert to fraction form
    182,451.66/273,494.43 = 75,690.42/x
  3. Step 3: Cross multiply
    182,451.66x = 273,494.43 × 75,690.42
  4. Step 4: Simplify right side
    182,451.66x = 20,700,908,274.36
  5. Step 5: Solve for x
    x = 20,700,908,274.36/182,451.66
  6. Step 6: Final answer
    x = 113,459.69

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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.