Home / 74,997.09-112,494.12-30,613.44

Finding the Fourth Proportional to 74,997.09, 112,494.12 and 30,613.44

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Solution

The fourth proportional to 74,997.09, 112,494.12 and 30,613.44 is: 45,919.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,997.09 : 112,494.12 = 30,613.44 : x
  2. Step 2: Convert to fraction form
    74,997.09/112,494.12 = 30,613.44/x
  3. Step 3: Cross multiply
    74,997.09x = 112,494.12 × 30,613.44
  4. Step 4: Simplify right side
    74,997.09x = 3,443,832,300.03
  5. Step 5: Solve for x
    x = 3,443,832,300.03/74,997.09
  6. Step 6: Final answer
    x = 45,919.55

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1.5x scale

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.