Home / 214,311.72-295,749.64-118,815.96

Finding the Fourth Proportional to 214,311.72, 295,749.64 and 118,815.96

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Solution

The fourth proportional to 214,311.72, 295,749.64 and 118,815.96 is: 163,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,311.72 : 295,749.64 = 118,815.96 : x
  2. Step 2: Convert to fraction form
    214,311.72/295,749.64 = 118,815.96/x
  3. Step 3: Cross multiply
    214,311.72x = 295,749.64 × 118,815.96
  4. Step 4: Simplify right side
    214,311.72x = 35,139,777,396.25
  5. Step 5: Solve for x
    x = 35,139,777,396.25/214,311.72
  6. Step 6: Final answer
    x = 163,965.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.