Home / 68,203.12-102,193.44-41,852.20

Finding the Fourth Proportional to 68,203.12, 102,193.44 and 41,852.20

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Solution

The fourth proportional to 68,203.12, 102,193.44 and 41,852.20 is: 62,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,203.12 : 102,193.44 = 41,852.20 : x
  2. Step 2: Convert to fraction form
    68,203.12/102,193.44 = 41,852.20/x
  3. Step 3: Cross multiply
    68,203.12x = 102,193.44 × 41,852.20
  4. Step 4: Simplify right side
    68,203.12x = 4,277,020,289.57
  5. Step 5: Solve for x
    x = 4,277,020,289.57/68,203.12
  6. Step 6: Final answer
    x = 62,710.04

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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.