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Finding the Fourth Proportional to 64,734.65, 97,063.09 and 25,310.33

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Solution

The fourth proportional to 64,734.65, 97,063.09 and 25,310.33 is: 37,950.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,734.65 : 97,063.09 = 25,310.33 : x
  2. Step 2: Convert to fraction form
    64,734.65/97,063.09 = 25,310.33/x
  3. Step 3: Cross multiply
    64,734.65x = 97,063.09 × 25,310.33
  4. Step 4: Simplify right side
    64,734.65x = 2,456,698,838.72
  5. Step 5: Solve for x
    x = 2,456,698,838.72/64,734.65
  6. Step 6: Final answer
    x = 37,950.29

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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.