Home / 170,676.08-256,015.20-52,346.96

Finding the Fourth Proportional to 170,676.08, 256,015.20 and 52,346.96

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Solution

The fourth proportional to 170,676.08, 256,015.20 and 52,346.96 is: 78,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,676.08 : 256,015.20 = 52,346.96 : x
  2. Step 2: Convert to fraction form
    170,676.08/256,015.20 = 52,346.96/x
  3. Step 3: Cross multiply
    170,676.08x = 256,015.20 × 52,346.96
  4. Step 4: Simplify right side
    170,676.08x = 13,401,617,433.79
  5. Step 5: Solve for x
    x = 13,401,617,433.79/170,676.08
  6. Step 6: Final answer
    x = 78,520.77

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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.