Home / 272,024.70-408,037.05-165,579.90

Finding the Fourth Proportional to 272,024.70, 408,037.05 and 165,579.90

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Solution

The fourth proportional to 272,024.70, 408,037.05 and 165,579.90 is: 248,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,024.70 : 408,037.05 = 165,579.90 : x
  2. Step 2: Convert to fraction form
    272,024.70/408,037.05 = 165,579.90/x
  3. Step 3: Cross multiply
    272,024.70x = 408,037.05 × 165,579.90
  4. Step 4: Simplify right side
    272,024.70x = 67,562,733,935.30
  5. Step 5: Solve for x
    x = 67,562,733,935.30/272,024.70
  6. Step 6: Final answer
    x = 248,369.85

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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.