Home / 57,237.68-86,217.26-53,738.48

Finding the Fourth Proportional to 57,237.68, 86,217.26 and 53,738.48

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Solution

The fourth proportional to 57,237.68, 86,217.26 and 53,738.48 is: 80,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,237.68 : 86,217.26 = 53,738.48 : x
  2. Step 2: Convert to fraction form
    57,237.68/86,217.26 = 53,738.48/x
  3. Step 3: Cross multiply
    57,237.68x = 86,217.26 × 53,738.48
  4. Step 4: Simplify right side
    57,237.68x = 4,633,184,502.16
  5. Step 5: Solve for x
    x = 4,633,184,502.16/57,237.68
  6. Step 6: Final answer
    x = 80,946.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.