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Finding the Fourth Proportional to 57,486.38, 86,081.93 and 35,232.33

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Solution

The fourth proportional to 57,486.38, 86,081.93 and 35,232.33 is: 52,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,486.38 : 86,081.93 = 35,232.33 : x
  2. Step 2: Convert to fraction form
    57,486.38/86,081.93 = 35,232.33/x
  3. Step 3: Cross multiply
    57,486.38x = 86,081.93 × 35,232.33
  4. Step 4: Simplify right side
    57,486.38x = 3,032,866,788.64
  5. Step 5: Solve for x
    x = 3,032,866,788.64/57,486.38
  6. Step 6: Final answer
    x = 52,758.01

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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.