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Finding the Fourth Proportional to 133,397.60, 200,096.40 and 118,234.40

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Solution

The fourth proportional to 133,397.60, 200,096.40 and 118,234.40 is: 177,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,397.60 : 200,096.40 = 118,234.40 : x
  2. Step 2: Convert to fraction form
    133,397.60/200,096.40 = 118,234.40/x
  3. Step 3: Cross multiply
    133,397.60x = 200,096.40 × 118,234.40
  4. Step 4: Simplify right side
    133,397.60x = 23,658,277,796.16
  5. Step 5: Solve for x
    x = 23,658,277,796.16/133,397.60
  6. Step 6: Final answer
    x = 177,351.60

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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.