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Finding the Fourth Proportional to 133,024.40, 199,536.60 and 124,211.60

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Solution

The fourth proportional to 133,024.40, 199,536.60 and 124,211.60 is: 186,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,024.40 : 199,536.60 = 124,211.60 : x
  2. Step 2: Convert to fraction form
    133,024.40/199,536.60 = 124,211.60/x
  3. Step 3: Cross multiply
    133,024.40x = 199,536.60 × 124,211.60
  4. Step 4: Simplify right side
    133,024.40x = 24,784,760,344.56
  5. Step 5: Solve for x
    x = 24,784,760,344.56/133,024.40
  6. Step 6: Final answer
    x = 186,317.40

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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.