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Finding the Fourth Proportional to 133,598.06, 200,532.14 and 118,499.64

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Solution

The fourth proportional to 133,598.06, 200,532.14 and 118,499.64 is: 177,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,598.06 : 200,532.14 = 118,499.64 : x
  2. Step 2: Convert to fraction form
    133,598.06/200,532.14 = 118,499.64/x
  3. Step 3: Cross multiply
    133,598.06x = 200,532.14 × 118,499.64
  4. Step 4: Simplify right side
    133,598.06x = 23,762,986,398.43
  5. Step 5: Solve for x
    x = 23,762,986,398.43/133,598.06
  6. Step 6: Final answer
    x = 177,869.25

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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.