Home / 247,976.46-371,669.43-172,688.98

Finding the Fourth Proportional to 247,976.46, 371,669.43 and 172,688.98

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Solution

The fourth proportional to 247,976.46, 371,669.43 and 172,688.98 is: 258,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,976.46 : 371,669.43 = 172,688.98 : x
  2. Step 2: Convert to fraction form
    247,976.46/371,669.43 = 172,688.98/x
  3. Step 3: Cross multiply
    247,976.46x = 371,669.43 × 172,688.98
  4. Step 4: Simplify right side
    247,976.46x = 64,183,214,763.88
  5. Step 5: Solve for x
    x = 64,183,214,763.88/247,976.46
  6. Step 6: Final answer
    x = 258,827.85

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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.