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Finding the Fourth Proportional to 64,974.93, 97,493.38 and 35,392.11

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Solution

The fourth proportional to 64,974.93, 97,493.38 and 35,392.11 is: 53,105.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,974.93 : 97,493.38 = 35,392.11 : x
  2. Step 2: Convert to fraction form
    64,974.93/97,493.38 = 35,392.11/x
  3. Step 3: Cross multiply
    64,974.93x = 97,493.38 × 35,392.11
  4. Step 4: Simplify right side
    64,974.93x = 3,450,496,340.75
  5. Step 5: Solve for x
    x = 3,450,496,340.75/64,974.93
  6. Step 6: Final answer
    x = 53,105.04

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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.