Home / 212,627.60-318,613.35-184,415.30

Finding the Fourth Proportional to 212,627.60, 318,613.35 and 184,415.30

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Solution

The fourth proportional to 212,627.60, 318,613.35 and 184,415.30 is: 276,338.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,627.60 : 318,613.35 = 184,415.30 : x
  2. Step 2: Convert to fraction form
    212,627.60/318,613.35 = 184,415.30/x
  3. Step 3: Cross multiply
    212,627.60x = 318,613.35 × 184,415.30
  4. Step 4: Simplify right side
    212,627.60x = 58,757,176,524.26
  5. Step 5: Solve for x
    x = 58,757,176,524.26/212,627.60
  6. Step 6: Final answer
    x = 276,338.43

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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.