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Finding the Fourth Proportional to 141,578.73, 212,405.13 and 52,833.03

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Solution

The fourth proportional to 141,578.73, 212,405.13 and 52,833.03 is: 79,263.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,578.73 : 212,405.13 = 52,833.03 : x
  2. Step 2: Convert to fraction form
    141,578.73/212,405.13 = 52,833.03/x
  3. Step 3: Cross multiply
    141,578.73x = 212,405.13 × 52,833.03
  4. Step 4: Simplify right side
    141,578.73x = 11,222,006,605.44
  5. Step 5: Solve for x
    x = 11,222,006,605.44/141,578.73
  6. Step 6: Final answer
    x = 79,263.37

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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.