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Finding the Fourth Proportional to 64,625.67, 96,943.11 and 17,240.52

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Solution

The fourth proportional to 64,625.67, 96,943.11 and 17,240.52 is: 25,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,625.67 : 96,943.11 = 17,240.52 : x
  2. Step 2: Convert to fraction form
    64,625.67/96,943.11 = 17,240.52/x
  3. Step 3: Cross multiply
    64,625.67x = 96,943.11 × 17,240.52
  4. Step 4: Simplify right side
    64,625.67x = 1,671,349,626.82
  5. Step 5: Solve for x
    x = 1,671,349,626.82/64,625.67
  6. Step 6: Final answer
    x = 25,862.01

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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.