Home / 133,941.42-200,905.56-49,717.98

Finding the Fourth Proportional to 133,941.42, 200,905.56 and 49,717.98

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Solution

The fourth proportional to 133,941.42, 200,905.56 and 49,717.98 is: 74,574.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,941.42 : 200,905.56 = 49,717.98 : x
  2. Step 2: Convert to fraction form
    133,941.42/200,905.56 = 49,717.98/x
  3. Step 3: Cross multiply
    133,941.42x = 200,905.56 × 49,717.98
  4. Step 4: Simplify right side
    133,941.42x = 9,988,618,613.97
  5. Step 5: Solve for x
    x = 9,988,618,613.97/133,941.42
  6. Step 6: Final answer
    x = 74,574.53

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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.