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Finding the Fourth Proportional to 62,544.63, 86,311.62 and 33,864.54

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Solution

The fourth proportional to 62,544.63, 86,311.62 and 33,864.54 is: 46,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,544.63 : 86,311.62 = 33,864.54 : x
  2. Step 2: Convert to fraction form
    62,544.63/86,311.62 = 33,864.54/x
  3. Step 3: Cross multiply
    62,544.63x = 86,311.62 × 33,864.54
  4. Step 4: Simplify right side
    62,544.63x = 2,922,903,307.95
  5. Step 5: Solve for x
    x = 2,922,903,307.95/62,544.63
  6. Step 6: Final answer
    x = 46,733.08

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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.