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Finding the Fourth Proportional to 65,873.56, 98,814.76 and 23,173.88

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Solution

The fourth proportional to 65,873.56, 98,814.76 and 23,173.88 is: 34,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,873.56 : 98,814.76 = 23,173.88 : x
  2. Step 2: Convert to fraction form
    65,873.56/98,814.76 = 23,173.88/x
  3. Step 3: Cross multiply
    65,873.56x = 98,814.76 × 23,173.88
  4. Step 4: Simplify right side
    65,873.56x = 2,289,921,390.47
  5. Step 5: Solve for x
    x = 2,289,921,390.47/65,873.56
  6. Step 6: Final answer
    x = 34,762.37

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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.