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Finding the Fourth Proportional to 165,504.96, 228,183.36 and 120,248.64

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Solution

The fourth proportional to 165,504.96, 228,183.36 and 120,248.64 is: 165,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,504.96 : 228,183.36 = 120,248.64 : x
  2. Step 2: Convert to fraction form
    165,504.96/228,183.36 = 120,248.64/x
  3. Step 3: Cross multiply
    165,504.96x = 228,183.36 × 120,248.64
  4. Step 4: Simplify right side
    165,504.96x = 27,438,738,710.63
  5. Step 5: Solve for x
    x = 27,438,738,710.63/165,504.96
  6. Step 6: Final answer
    x = 165,788.01

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1.5x scale

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.