Home / 141,937.36-212,897.68-53,183.43

Finding the Fourth Proportional to 141,937.36, 212,897.68 and 53,183.43

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Solution

The fourth proportional to 141,937.36, 212,897.68 and 53,183.43 is: 79,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,937.36 : 212,897.68 = 53,183.43 : x
  2. Step 2: Convert to fraction form
    141,937.36/212,897.68 = 53,183.43/x
  3. Step 3: Cross multiply
    141,937.36x = 212,897.68 × 53,183.43
  4. Step 4: Simplify right side
    141,937.36x = 11,322,628,595.53
  5. Step 5: Solve for x
    x = 11,322,628,595.53/141,937.36
  6. Step 6: Final answer
    x = 79,772.01

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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.