Home / 64,338.09-96,400.43-45,524.87

Finding the Fourth Proportional to 64,338.09, 96,400.43 and 45,524.87

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Solution

The fourth proportional to 64,338.09, 96,400.43 and 45,524.87 is: 68,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,338.09 : 96,400.43 = 45,524.87 : x
  2. Step 2: Convert to fraction form
    64,338.09/96,400.43 = 45,524.87/x
  3. Step 3: Cross multiply
    64,338.09x = 96,400.43 × 45,524.87
  4. Step 4: Simplify right side
    64,338.09x = 4,388,617,043.69
  5. Step 5: Solve for x
    x = 4,388,617,043.69/64,338.09
  6. Step 6: Final answer
    x = 68,211.80

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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.