Home / 57,921.12-79,907.39-35,241.93

Finding the Fourth Proportional to 57,921.12, 79,907.39 and 35,241.93

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Solution

The fourth proportional to 57,921.12, 79,907.39 and 35,241.93 is: 48,619.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,921.12 : 79,907.39 = 35,241.93 : x
  2. Step 2: Convert to fraction form
    57,921.12/79,907.39 = 35,241.93/x
  3. Step 3: Cross multiply
    57,921.12x = 79,907.39 × 35,241.93
  4. Step 4: Simplify right side
    57,921.12x = 2,816,090,644.86
  5. Step 5: Solve for x
    x = 2,816,090,644.86/57,921.12
  6. Step 6: Final answer
    x = 48,619.41

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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.