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Finding the Fourth Proportional to 133,963.44, 200,950.02 and 40,470

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Solution

The fourth proportional to 133,963.44, 200,950.02 and 40,470 is: 60,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,963.44 : 200,950.02 = 40,470 : x
  2. Step 2: Convert to fraction form
    133,963.44/200,950.02 = 40,470/x
  3. Step 3: Cross multiply
    133,963.44x = 200,950.02 × 40,470
  4. Step 4: Simplify right side
    133,963.44x = 8,132,447,309.40
  5. Step 5: Solve for x
    x = 8,132,447,309.40/133,963.44
  6. Step 6: Final answer
    x = 60,706.47

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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.