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Finding the Fourth Proportional to 65,957.92, 98,941.44 and 26,515.06

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Solution

The fourth proportional to 65,957.92, 98,941.44 and 26,515.06 is: 39,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,957.92 : 98,941.44 = 26,515.06 : x
  2. Step 2: Convert to fraction form
    65,957.92/98,941.44 = 26,515.06/x
  3. Step 3: Cross multiply
    65,957.92x = 98,941.44 × 26,515.06
  4. Step 4: Simplify right side
    65,957.92x = 2,623,438,218.09
  5. Step 5: Solve for x
    x = 2,623,438,218.09/65,957.92
  6. Step 6: Final answer
    x = 39,774.42

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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.