Home / 216,784.62-325,224.68-64,975.64

Finding the Fourth Proportional to 216,784.62, 325,224.68 and 64,975.64

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Solution

The fourth proportional to 216,784.62, 325,224.68 and 64,975.64 is: 97,477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,784.62 : 325,224.68 = 64,975.64 : x
  2. Step 2: Convert to fraction form
    216,784.62/325,224.68 = 64,975.64/x
  3. Step 3: Cross multiply
    216,784.62x = 325,224.68 × 64,975.64
  4. Step 4: Simplify right side
    216,784.62x = 21,131,679,775.79
  5. Step 5: Solve for x
    x = 21,131,679,775.79/216,784.62
  6. Step 6: Final answer
    x = 97,477.76

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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.