Home / 57,911.14-79,903.59-35,249.86

Finding the Fourth Proportional to 57,911.14, 79,903.59 and 35,249.86

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Solution

The fourth proportional to 57,911.14, 79,903.59 and 35,249.86 is: 48,636.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,911.14 : 79,903.59 = 35,249.86 : x
  2. Step 2: Convert to fraction form
    57,911.14/79,903.59 = 35,249.86/x
  3. Step 3: Cross multiply
    57,911.14x = 79,903.59 × 35,249.86
  4. Step 4: Simplify right side
    57,911.14x = 2,816,590,361.00
  5. Step 5: Solve for x
    x = 2,816,590,361.00/57,911.14
  6. Step 6: Final answer
    x = 48,636.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.