Home / 57,719.10-86,582.70-32,771.10

Finding the Fourth Proportional to 57,719.10, 86,582.70 and 32,771.10

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Solution

The fourth proportional to 57,719.10, 86,582.70 and 32,771.10 is: 49,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,719.10 : 86,582.70 = 32,771.10 : x
  2. Step 2: Convert to fraction form
    57,719.10/86,582.70 = 32,771.10/x
  3. Step 3: Cross multiply
    57,719.10x = 86,582.70 × 32,771.10
  4. Step 4: Simplify right side
    57,719.10x = 2,837,410,319.97
  5. Step 5: Solve for x
    x = 2,837,410,319.97/57,719.10
  6. Step 6: Final answer
    x = 49,158.95

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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.