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Finding the Fourth Proportional to 141,465.70, 212,198.62 and 36,284.68

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Solution

The fourth proportional to 141,465.70, 212,198.62 and 36,284.68 is: 54,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,465.70 : 212,198.62 = 36,284.68 : x
  2. Step 2: Convert to fraction form
    141,465.70/212,198.62 = 36,284.68/x
  3. Step 3: Cross multiply
    141,465.70x = 212,198.62 × 36,284.68
  4. Step 4: Simplify right side
    141,465.70x = 7,699,559,023.14
  5. Step 5: Solve for x
    x = 7,699,559,023.14/141,465.70
  6. Step 6: Final answer
    x = 54,427.04

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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.