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Finding the Fourth Proportional to 65,435.54, 98,153.70 and 23,317.26

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Solution

The fourth proportional to 65,435.54, 98,153.70 and 23,317.26 is: 34,976.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,435.54 : 98,153.70 = 23,317.26 : x
  2. Step 2: Convert to fraction form
    65,435.54/98,153.70 = 23,317.26/x
  3. Step 3: Cross multiply
    65,435.54x = 98,153.70 × 23,317.26
  4. Step 4: Simplify right side
    65,435.54x = 2,288,674,887.35
  5. Step 5: Solve for x
    x = 2,288,674,887.35/65,435.54
  6. Step 6: Final answer
    x = 34,976.02

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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.