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Finding the Fourth Proportional to 62,936.36, 86,852.76 and 34,642.26

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Solution

The fourth proportional to 62,936.36, 86,852.76 and 34,642.26 is: 47,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,936.36 : 86,852.76 = 34,642.26 : x
  2. Step 2: Convert to fraction form
    62,936.36/86,852.76 = 34,642.26/x
  3. Step 3: Cross multiply
    62,936.36x = 86,852.76 × 34,642.26
  4. Step 4: Simplify right side
    62,936.36x = 3,008,775,893.64
  5. Step 5: Solve for x
    x = 3,008,775,893.64/62,936.36
  6. Step 6: Final answer
    x = 47,806.64

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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.