Home / 178,976.61-268,408.18-60,620.28

Finding the Fourth Proportional to 178,976.61, 268,408.18 and 60,620.28

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Solution

The fourth proportional to 178,976.61, 268,408.18 and 60,620.28 is: 90,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,976.61 : 268,408.18 = 60,620.28 : x
  2. Step 2: Convert to fraction form
    178,976.61/268,408.18 = 60,620.28/x
  3. Step 3: Cross multiply
    178,976.61x = 268,408.18 × 60,620.28
  4. Step 4: Simplify right side
    178,976.61x = 16,270,979,025.89
  5. Step 5: Solve for x
    x = 16,270,979,025.89/178,976.61
  6. Step 6: Final answer
    x = 90,911.20

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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.