Home / 141,781.28-212,703.07-41,933.69

Finding the Fourth Proportional to 141,781.28, 212,703.07 and 41,933.69

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Solution

The fourth proportional to 141,781.28, 212,703.07 and 41,933.69 is: 62,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,781.28 : 212,703.07 = 41,933.69 : x
  2. Step 2: Convert to fraction form
    141,781.28/212,703.07 = 41,933.69/x
  3. Step 3: Cross multiply
    141,781.28x = 212,703.07 × 41,933.69
  4. Step 4: Simplify right side
    141,781.28x = 8,919,424,599.43
  5. Step 5: Solve for x
    x = 8,919,424,599.43/141,781.28
  6. Step 6: Final answer
    x = 62,909.75

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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.