Home / 64,441.89-96,623.96-28,896.75

Finding the Fourth Proportional to 64,441.89, 96,623.96 and 28,896.75

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Solution

The fourth proportional to 64,441.89, 96,623.96 and 28,896.75 is: 43,327.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,441.89 : 96,623.96 = 28,896.75 : x
  2. Step 2: Convert to fraction form
    64,441.89/96,623.96 = 28,896.75/x
  3. Step 3: Cross multiply
    64,441.89x = 96,623.96 × 28,896.75
  4. Step 4: Simplify right side
    64,441.89x = 2,792,118,271.65
  5. Step 5: Solve for x
    x = 2,792,118,271.65/64,441.89
  6. Step 6: Final answer
    x = 43,327.69

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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.