Home / 57,977.51-86,893.43-31,322.43

Finding the Fourth Proportional to 57,977.51, 86,893.43 and 31,322.43

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Solution

The fourth proportional to 57,977.51, 86,893.43 and 31,322.43 is: 46,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,977.51 : 86,893.43 = 31,322.43 : x
  2. Step 2: Convert to fraction form
    57,977.51/86,893.43 = 31,322.43/x
  3. Step 3: Cross multiply
    57,977.51x = 86,893.43 × 31,322.43
  4. Step 4: Simplify right side
    57,977.51x = 2,721,713,222.02
  5. Step 5: Solve for x
    x = 2,721,713,222.02/57,977.51
  6. Step 6: Final answer
    x = 46,944.30

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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.