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Finding the Fourth Proportional to 141,855.62, 212,790.71 and 36,675.50

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Solution

The fourth proportional to 141,855.62, 212,790.71 and 36,675.50 is: 55,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,855.62 : 212,790.71 = 36,675.50 : x
  2. Step 2: Convert to fraction form
    141,855.62/212,790.71 = 36,675.50/x
  3. Step 3: Cross multiply
    141,855.62x = 212,790.71 × 36,675.50
  4. Step 4: Simplify right side
    141,855.62x = 7,804,204,712.34
  5. Step 5: Solve for x
    x = 7,804,204,712.34/141,855.62
  6. Step 6: Final answer
    x = 55,015.13

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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.