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Finding the Fourth Proportional to 167,961.60, 242,611.20 and 167,961.60

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Solution

The fourth proportional to 167,961.60, 242,611.20 and 167,961.60 is: 242,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,961.60 : 242,611.20 = 167,961.60 : x
  2. Step 2: Convert to fraction form
    167,961.60/242,611.20 = 167,961.60/x
  3. Step 3: Cross multiply
    167,961.60x = 242,611.20 × 167,961.60
  4. Step 4: Simplify right side
    167,961.60x = 40,749,365,329.92
  5. Step 5: Solve for x
    x = 40,749,365,329.92/167,961.60
  6. Step 6: Final answer
    x = 242,611.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.