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Finding the Fourth Proportional to 180,706.35, 271,072.85 and 47,585.69

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Solution

The fourth proportional to 180,706.35, 271,072.85 and 47,585.69 is: 71,382.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,706.35 : 271,072.85 = 47,585.69 : x
  2. Step 2: Convert to fraction form
    180,706.35/271,072.85 = 47,585.69/x
  3. Step 3: Cross multiply
    180,706.35x = 271,072.85 × 47,585.69
  4. Step 4: Simplify right side
    180,706.35x = 12,899,188,607.52
  5. Step 5: Solve for x
    x = 12,899,188,607.52/180,706.35
  6. Step 6: Final answer
    x = 71,382.04

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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.