Home / 57,270.77-85,871.64-25,675.11

Finding the Fourth Proportional to 57,270.77, 85,871.64 and 25,675.11

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Solution

The fourth proportional to 57,270.77, 85,871.64 and 25,675.11 is: 38,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,270.77 : 85,871.64 = 25,675.11 : x
  2. Step 2: Convert to fraction form
    57,270.77/85,871.64 = 25,675.11/x
  3. Step 3: Cross multiply
    57,270.77x = 85,871.64 × 25,675.11
  4. Step 4: Simplify right side
    57,270.77x = 2,204,763,674.50
  5. Step 5: Solve for x
    x = 2,204,763,674.50/57,270.77
  6. Step 6: Final answer
    x = 38,497.19

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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.