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Finding the Fourth Proportional to 180,936.60, 271,404.90 and 164,315.40

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Solution

The fourth proportional to 180,936.60, 271,404.90 and 164,315.40 is: 246,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,936.60 : 271,404.90 = 164,315.40 : x
  2. Step 2: Convert to fraction form
    180,936.60/271,404.90 = 164,315.40/x
  3. Step 3: Cross multiply
    180,936.60x = 271,404.90 × 164,315.40
  4. Step 4: Simplify right side
    180,936.60x = 44,596,004,705.46
  5. Step 5: Solve for x
    x = 44,596,004,705.46/180,936.60
  6. Step 6: Final answer
    x = 246,473.10

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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.