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Finding the Fourth Proportional to 60,600.51, 90,919.29 and 31,039.26

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Solution

The fourth proportional to 60,600.51, 90,919.29 and 31,039.26 is: 46,568.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,600.51 : 90,919.29 = 31,039.26 : x
  2. Step 2: Convert to fraction form
    60,600.51/90,919.29 = 31,039.26/x
  3. Step 3: Cross multiply
    60,600.51x = 90,919.29 × 31,039.26
  4. Step 4: Simplify right side
    60,600.51x = 2,822,067,481.33
  5. Step 5: Solve for x
    x = 2,822,067,481.33/60,600.51
  6. Step 6: Final answer
    x = 46,568.38

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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.