Home / 57,743.78-79,710.70-35,090.04

Finding the Fourth Proportional to 57,743.78, 79,710.70 and 35,090.04

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Solution

The fourth proportional to 57,743.78, 79,710.70 and 35,090.04 is: 48,439.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,743.78 : 79,710.70 = 35,090.04 : x
  2. Step 2: Convert to fraction form
    57,743.78/79,710.70 = 35,090.04/x
  3. Step 3: Cross multiply
    57,743.78x = 79,710.70 × 35,090.04
  4. Step 4: Simplify right side
    57,743.78x = 2,797,051,938.43
  5. Step 5: Solve for x
    x = 2,797,051,938.43/57,743.78
  6. Step 6: Final answer
    x = 48,439.02

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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.