Home / 57,775.14-79,731.03-33,919.02

Finding the Fourth Proportional to 57,775.14, 79,731.03 and 33,919.02

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Solution

The fourth proportional to 57,775.14, 79,731.03 and 33,919.02 is: 46,809.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,775.14 : 79,731.03 = 33,919.02 : x
  2. Step 2: Convert to fraction form
    57,775.14/79,731.03 = 33,919.02/x
  3. Step 3: Cross multiply
    57,775.14x = 79,731.03 × 33,919.02
  4. Step 4: Simplify right side
    57,775.14x = 2,704,398,401.19
  5. Step 5: Solve for x
    x = 2,704,398,401.19/57,775.14
  6. Step 6: Final answer
    x = 46,809.03

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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.