Home / 80,617.25-111,250.99-44,810.39

Finding the Fourth Proportional to 80,617.25, 111,250.99 and 44,810.39

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Solution

The fourth proportional to 80,617.25, 111,250.99 and 44,810.39 is: 61,837.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,617.25 : 111,250.99 = 44,810.39 : x
  2. Step 2: Convert to fraction form
    80,617.25/111,250.99 = 44,810.39/x
  3. Step 3: Cross multiply
    80,617.25x = 111,250.99 × 44,810.39
  4. Step 4: Simplify right side
    80,617.25x = 4,985,200,249.79
  5. Step 5: Solve for x
    x = 4,985,200,249.79/80,617.25
  6. Step 6: Final answer
    x = 61,837.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.