Home / 179,630.10-269,113.05-104,786.10

Finding the Fourth Proportional to 179,630.10, 269,113.05 and 104,786.10

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Solution

The fourth proportional to 179,630.10, 269,113.05 and 104,786.10 is: 156,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,630.10 : 269,113.05 = 104,786.10 : x
  2. Step 2: Convert to fraction form
    179,630.10/269,113.05 = 104,786.10/x
  3. Step 3: Cross multiply
    179,630.10x = 269,113.05 × 104,786.10
  4. Step 4: Simplify right side
    179,630.10x = 28,199,306,968.61
  5. Step 5: Solve for x
    x = 28,199,306,968.61/179,630.10
  6. Step 6: Final answer
    x = 156,985.42

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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.