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Finding the Fourth Proportional to 180,694.60, 271,041.90 and 134,038.60

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Solution

The fourth proportional to 180,694.60, 271,041.90 and 134,038.60 is: 201,057.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,694.60 : 271,041.90 = 134,038.60 : x
  2. Step 2: Convert to fraction form
    180,694.60/271,041.90 = 134,038.60/x
  3. Step 3: Cross multiply
    180,694.60x = 271,041.90 × 134,038.60
  4. Step 4: Simplify right side
    180,694.60x = 36,330,076,817.34
  5. Step 5: Solve for x
    x = 36,330,076,817.34/180,694.60
  6. Step 6: Final answer
    x = 201,057.90

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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.