Home / 173,822.80-260,734.20-68,628.10

Finding the Fourth Proportional to 173,822.80, 260,734.20 and 68,628.10

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Solution

The fourth proportional to 173,822.80, 260,734.20 and 68,628.10 is: 102,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,822.80 : 260,734.20 = 68,628.10 : x
  2. Step 2: Convert to fraction form
    173,822.80/260,734.20 = 68,628.10/x
  3. Step 3: Cross multiply
    173,822.80x = 260,734.20 × 68,628.10
  4. Step 4: Simplify right side
    173,822.80x = 17,893,692,751.02
  5. Step 5: Solve for x
    x = 17,893,692,751.02/173,822.80
  6. Step 6: Final answer
    x = 102,942.15

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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.