Home / 57,097.56-85,744.35-35,040.45

Finding the Fourth Proportional to 57,097.56, 85,744.35 and 35,040.45

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Solution

The fourth proportional to 57,097.56, 85,744.35 and 35,040.45 is: 52,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,097.56 : 85,744.35 = 35,040.45 : x
  2. Step 2: Convert to fraction form
    57,097.56/85,744.35 = 35,040.45/x
  3. Step 3: Cross multiply
    57,097.56x = 85,744.35 × 35,040.45
  4. Step 4: Simplify right side
    57,097.56x = 3,004,520,608.96
  5. Step 5: Solve for x
    x = 3,004,520,608.96/57,097.56
  6. Step 6: Final answer
    x = 52,620.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.