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Finding the Fourth Proportional to 65,043.17, 97,571.25 and 17,659.02

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Solution

The fourth proportional to 65,043.17, 97,571.25 and 17,659.02 is: 26,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,043.17 : 97,571.25 = 17,659.02 : x
  2. Step 2: Convert to fraction form
    65,043.17/97,571.25 = 17,659.02/x
  3. Step 3: Cross multiply
    65,043.17x = 97,571.25 × 17,659.02
  4. Step 4: Simplify right side
    65,043.17x = 1,723,012,655.18
  5. Step 5: Solve for x
    x = 1,723,012,655.18/65,043.17
  6. Step 6: Final answer
    x = 26,490.30

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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.