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Finding the Fourth Proportional to 65,861.52, 98,810.09 and 23,746.29

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Solution

The fourth proportional to 65,861.52, 98,810.09 and 23,746.29 is: 35,625.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,861.52 : 98,810.09 = 23,746.29 : x
  2. Step 2: Convert to fraction form
    65,861.52/98,810.09 = 23,746.29/x
  3. Step 3: Cross multiply
    65,861.52x = 98,810.09 × 23,746.29
  4. Step 4: Simplify right side
    65,861.52x = 2,346,373,052.07
  5. Step 5: Solve for x
    x = 2,346,373,052.07/65,861.52
  6. Step 6: Final answer
    x = 35,625.86

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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.