Home / 57,015.61-85,537.37-40,181.47

Finding the Fourth Proportional to 57,015.61, 85,537.37 and 40,181.47

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Solution

The fourth proportional to 57,015.61, 85,537.37 and 40,181.47 is: 60,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,015.61 : 85,537.37 = 40,181.47 : x
  2. Step 2: Convert to fraction form
    57,015.61/85,537.37 = 40,181.47/x
  3. Step 3: Cross multiply
    57,015.61x = 85,537.37 × 40,181.47
  4. Step 4: Simplify right side
    57,015.61x = 3,437,016,927.12
  5. Step 5: Solve for x
    x = 3,437,016,927.12/57,015.61
  6. Step 6: Final answer
    x = 60,282.03

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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.