Home / 141,849.87-212,782.09-36,669.75

Finding the Fourth Proportional to 141,849.87, 212,782.09 and 36,669.75

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Solution

The fourth proportional to 141,849.87, 212,782.09 and 36,669.75 is: 55,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,849.87 : 212,782.09 = 36,669.75 : x
  2. Step 2: Convert to fraction form
    141,849.87/212,782.09 = 36,669.75/x
  3. Step 3: Cross multiply
    141,849.87x = 212,782.09 × 36,669.75
  4. Step 4: Simplify right side
    141,849.87x = 7,802,666,044.78
  5. Step 5: Solve for x
    x = 7,802,666,044.78/141,849.87
  6. Step 6: Final answer
    x = 55,006.51

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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.