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Finding the Fourth Proportional to 64,883.64, 97,259.16 and 41,208.45

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Solution

The fourth proportional to 64,883.64, 97,259.16 and 41,208.45 is: 61,770.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,883.64 : 97,259.16 = 41,208.45 : x
  2. Step 2: Convert to fraction form
    64,883.64/97,259.16 = 41,208.45/x
  3. Step 3: Cross multiply
    64,883.64x = 97,259.16 × 41,208.45
  4. Step 4: Simplify right side
    64,883.64x = 4,007,899,231.90
  5. Step 5: Solve for x
    x = 4,007,899,231.90/64,883.64
  6. Step 6: Final answer
    x = 61,770.57

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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.