Home / 245,617.50-368,385.06-68,142.44

Finding the Fourth Proportional to 245,617.50, 368,385.06 and 68,142.44

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Solution

The fourth proportional to 245,617.50, 368,385.06 and 68,142.44 is: 102,202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,617.50 : 368,385.06 = 68,142.44 : x
  2. Step 2: Convert to fraction form
    245,617.50/368,385.06 = 68,142.44/x
  3. Step 3: Cross multiply
    245,617.50x = 368,385.06 × 68,142.44
  4. Step 4: Simplify right side
    245,617.50x = 25,102,656,847.95
  5. Step 5: Solve for x
    x = 25,102,656,847.95/245,617.50
  6. Step 6: Final answer
    x = 102,202.23

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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.