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Finding the Fourth Proportional to 141,772.26, 212,512.32 and 62,923.62

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Solution

The fourth proportional to 141,772.26, 212,512.32 and 62,923.62 is: 94,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,772.26 : 212,512.32 = 62,923.62 : x
  2. Step 2: Convert to fraction form
    141,772.26/212,512.32 = 62,923.62/x
  3. Step 3: Cross multiply
    141,772.26x = 212,512.32 × 62,923.62
  4. Step 4: Simplify right side
    141,772.26x = 13,372,044,469.00
  5. Step 5: Solve for x
    x = 13,372,044,469.00/141,772.26
  6. Step 6: Final answer
    x = 94,320.60

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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.