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Finding the Fourth Proportional to 65,762.28, 98,600.09 and 23,621.22

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Solution

The fourth proportional to 65,762.28, 98,600.09 and 23,621.22 is: 35,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,762.28 : 98,600.09 = 23,621.22 : x
  2. Step 2: Convert to fraction form
    65,762.28/98,600.09 = 23,621.22/x
  3. Step 3: Cross multiply
    65,762.28x = 98,600.09 × 23,621.22
  4. Step 4: Simplify right side
    65,762.28x = 2,329,054,299.80
  5. Step 5: Solve for x
    x = 2,329,054,299.80/65,762.28
  6. Step 6: Final answer
    x = 35,416.26

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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.