Home / 57,273.36-79,039.96-35,775.84

Finding the Fourth Proportional to 57,273.36, 79,039.96 and 35,775.84

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Solution

The fourth proportional to 57,273.36, 79,039.96 and 35,775.84 is: 49,372.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,273.36 : 79,039.96 = 35,775.84 : x
  2. Step 2: Convert to fraction form
    57,273.36/79,039.96 = 35,775.84/x
  3. Step 3: Cross multiply
    57,273.36x = 79,039.96 × 35,775.84
  4. Step 4: Simplify right side
    57,273.36x = 2,827,720,962.57
  5. Step 5: Solve for x
    x = 2,827,720,962.57/57,273.36
  6. Step 6: Final answer
    x = 49,372.36

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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.