Home / 212,629.60-318,616.35-184,417.30

Finding the Fourth Proportional to 212,629.60, 318,616.35 and 184,417.30

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Solution

The fourth proportional to 212,629.60, 318,616.35 and 184,417.30 is: 276,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,629.60 : 318,616.35 = 184,417.30 : x
  2. Step 2: Convert to fraction form
    212,629.60/318,616.35 = 184,417.30/x
  3. Step 3: Cross multiply
    212,629.60x = 318,616.35 × 184,417.30
  4. Step 4: Simplify right side
    212,629.60x = 58,758,367,002.86
  5. Step 5: Solve for x
    x = 58,758,367,002.86/212,629.60
  6. Step 6: Final answer
    x = 276,341.43

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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.