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Finding the Fourth Proportional to 247,176.10, 370,850.55 and 107,035.30

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Solution

The fourth proportional to 247,176.10, 370,850.55 and 107,035.30 is: 160,590.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,176.10 : 370,850.55 = 107,035.30 : x
  2. Step 2: Convert to fraction form
    247,176.10/370,850.55 = 107,035.30/x
  3. Step 3: Cross multiply
    247,176.10x = 370,850.55 × 107,035.30
  4. Step 4: Simplify right side
    247,176.10x = 39,694,099,874.42
  5. Step 5: Solve for x
    x = 39,694,099,874.42/247,176.10
  6. Step 6: Final answer
    x = 160,590.36

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1.5x scale

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.