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Finding the Fourth Proportional to 62,512.97, 86,268.24 and 35,656.20

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Solution

The fourth proportional to 62,512.97, 86,268.24 and 35,656.20 is: 49,205.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,512.97 : 86,268.24 = 35,656.20 : x
  2. Step 2: Convert to fraction form
    62,512.97/86,268.24 = 35,656.20/x
  3. Step 3: Cross multiply
    62,512.97x = 86,268.24 × 35,656.20
  4. Step 4: Simplify right side
    62,512.97x = 3,075,997,619.09
  5. Step 5: Solve for x
    x = 3,075,997,619.09/62,512.97
  6. Step 6: Final answer
    x = 49,205.75

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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.