Home / 216,282.72-324,183.24-89,852.52

Finding the Fourth Proportional to 216,282.72, 324,183.24 and 89,852.52

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Solution

The fourth proportional to 216,282.72, 324,183.24 and 89,852.52 is: 134,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,282.72 : 324,183.24 = 89,852.52 : x
  2. Step 2: Convert to fraction form
    216,282.72/324,183.24 = 89,852.52/x
  3. Step 3: Cross multiply
    216,282.72x = 324,183.24 × 89,852.52
  4. Step 4: Simplify right side
    216,282.72x = 29,128,681,055.76
  5. Step 5: Solve for x
    x = 29,128,681,055.76/216,282.72
  6. Step 6: Final answer
    x = 134,678.73

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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.