Home / 57,561.75-86,338.67-35,378.55

Finding the Fourth Proportional to 57,561.75, 86,338.67 and 35,378.55

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Solution

The fourth proportional to 57,561.75, 86,338.67 and 35,378.55 is: 53,065.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,561.75 : 86,338.67 = 35,378.55 : x
  2. Step 2: Convert to fraction form
    57,561.75/86,338.67 = 35,378.55/x
  3. Step 3: Cross multiply
    57,561.75x = 86,338.67 × 35,378.55
  4. Step 4: Simplify right side
    57,561.75x = 3,054,536,776.64
  5. Step 5: Solve for x
    x = 3,054,536,776.64/57,561.75
  6. Step 6: Final answer
    x = 53,065.39

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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.