Home / 57,119.13-85,734.05-27,557.75

Finding the Fourth Proportional to 57,119.13, 85,734.05 and 27,557.75

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Solution

The fourth proportional to 57,119.13, 85,734.05 and 27,557.75 is: 41,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,119.13 : 85,734.05 = 27,557.75 : x
  2. Step 2: Convert to fraction form
    57,119.13/85,734.05 = 27,557.75/x
  3. Step 3: Cross multiply
    57,119.13x = 85,734.05 × 27,557.75
  4. Step 4: Simplify right side
    57,119.13x = 2,362,637,592.93
  5. Step 5: Solve for x
    x = 2,362,637,592.93/57,119.13
  6. Step 6: Final answer
    x = 41,363.33

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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.