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Finding the Fourth Proportional to 59,954.97, 90,034.52 and 57,447.21

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Solution

The fourth proportional to 59,954.97, 90,034.52 and 57,447.21 is: 86,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,954.97 : 90,034.52 = 57,447.21 : x
  2. Step 2: Convert to fraction form
    59,954.97/90,034.52 = 57,447.21/x
  3. Step 3: Cross multiply
    59,954.97x = 90,034.52 × 57,447.21
  4. Step 4: Simplify right side
    59,954.97x = 5,172,231,977.69
  5. Step 5: Solve for x
    x = 5,172,231,977.69/59,954.97
  6. Step 6: Final answer
    x = 86,268.61

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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.