Home / 57,475.58-86,106.44-31,202.42

Finding the Fourth Proportional to 57,475.58, 86,106.44 and 31,202.42

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Solution

The fourth proportional to 57,475.58, 86,106.44 and 31,202.42 is: 46,745.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,475.58 : 86,106.44 = 31,202.42 : x
  2. Step 2: Convert to fraction form
    57,475.58/86,106.44 = 31,202.42/x
  3. Step 3: Cross multiply
    57,475.58x = 86,106.44 × 31,202.42
  4. Step 4: Simplify right side
    57,475.58x = 2,686,728,953.06
  5. Step 5: Solve for x
    x = 2,686,728,953.06/57,475.58
  6. Step 6: Final answer
    x = 46,745.58

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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.