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Finding the Fourth Proportional to 65,228.03, 97,749.78 and 27,750.37

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Solution

The fourth proportional to 65,228.03, 97,749.78 and 27,750.37 is: 41,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,228.03 : 97,749.78 = 27,750.37 : x
  2. Step 2: Convert to fraction form
    65,228.03/97,749.78 = 27,750.37/x
  3. Step 3: Cross multiply
    65,228.03x = 97,749.78 × 27,750.37
  4. Step 4: Simplify right side
    65,228.03x = 2,712,592,562.42
  5. Step 5: Solve for x
    x = 2,712,592,562.42/65,228.03
  6. Step 6: Final answer
    x = 41,586.30

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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.