Home / 155,962.79-233,919.77-50,781.05

Finding the Fourth Proportional to 155,962.79, 233,919.77 and 50,781.05

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Solution

The fourth proportional to 155,962.79, 233,919.77 and 50,781.05 is: 76,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,962.79 : 233,919.77 = 50,781.05 : x
  2. Step 2: Convert to fraction form
    155,962.79/233,919.77 = 50,781.05/x
  3. Step 3: Cross multiply
    155,962.79x = 233,919.77 × 50,781.05
  4. Step 4: Simplify right side
    155,962.79x = 11,878,690,112.85
  5. Step 5: Solve for x
    x = 11,878,690,112.85/155,962.79
  6. Step 6: Final answer
    x = 76,163.62

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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.