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Finding the Fourth Proportional to 65,314.66, 97,890.01 and 35,327.70

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Solution

The fourth proportional to 65,314.66, 97,890.01 and 35,327.70 is: 52,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,314.66 : 97,890.01 = 35,327.70 : x
  2. Step 2: Convert to fraction form
    65,314.66/97,890.01 = 35,327.70/x
  3. Step 3: Cross multiply
    65,314.66x = 97,890.01 × 35,327.70
  4. Step 4: Simplify right side
    65,314.66x = 3,458,228,906.28
  5. Step 5: Solve for x
    x = 3,458,228,906.28/65,314.66
  6. Step 6: Final answer
    x = 52,947.21

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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.