Home / 228,103.77-342,151.92-68,180.10

Finding the Fourth Proportional to 228,103.77, 342,151.92 and 68,180.10

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Solution

The fourth proportional to 228,103.77, 342,151.92 and 68,180.10 is: 102,269.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,103.77 : 342,151.92 = 68,180.10 : x
  2. Step 2: Convert to fraction form
    228,103.77/342,151.92 = 68,180.10/x
  3. Step 3: Cross multiply
    228,103.77x = 342,151.92 × 68,180.10
  4. Step 4: Simplify right side
    228,103.77x = 23,327,952,120.79
  5. Step 5: Solve for x
    x = 23,327,952,120.79/228,103.77
  6. Step 6: Final answer
    x = 102,269.03

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1.5x scale

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.