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Finding the Fourth Proportional to 65,718.93, 98,625.93 and 26,287.05

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Solution

The fourth proportional to 65,718.93, 98,625.93 and 26,287.05 is: 39,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,718.93 : 98,625.93 = 26,287.05 : x
  2. Step 2: Convert to fraction form
    65,718.93/98,625.93 = 26,287.05/x
  3. Step 3: Cross multiply
    65,718.93x = 98,625.93 × 26,287.05
  4. Step 4: Simplify right side
    65,718.93x = 2,592,584,753.21
  5. Step 5: Solve for x
    x = 2,592,584,753.21/65,718.93
  6. Step 6: Final answer
    x = 39,449.59

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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.