Home / 55,709.22-76,871.81-35,577.89

Finding the Fourth Proportional to 55,709.22, 76,871.81 and 35,577.89

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Solution

The fourth proportional to 55,709.22, 76,871.81 and 35,577.89 is: 49,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,709.22 : 76,871.81 = 35,577.89 : x
  2. Step 2: Convert to fraction form
    55,709.22/76,871.81 = 35,577.89/x
  3. Step 3: Cross multiply
    55,709.22x = 76,871.81 × 35,577.89
  4. Step 4: Simplify right side
    55,709.22x = 2,734,936,238.03
  5. Step 5: Solve for x
    x = 2,734,936,238.03/55,709.22
  6. Step 6: Final answer
    x = 49,093.06

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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.