Home / 82,017.27-123,077.75-47,025.27

Finding the Fourth Proportional to 82,017.27, 123,077.75 and 47,025.27

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Solution

The fourth proportional to 82,017.27, 123,077.75 and 47,025.27 is: 70,567.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,017.27 : 123,077.75 = 47,025.27 : x
  2. Step 2: Convert to fraction form
    82,017.27/123,077.75 = 47,025.27/x
  3. Step 3: Cross multiply
    82,017.27x = 123,077.75 × 47,025.27
  4. Step 4: Simplify right side
    82,017.27x = 5,787,764,189.62
  5. Step 5: Solve for x
    x = 5,787,764,189.62/82,017.27
  6. Step 6: Final answer
    x = 70,567.63

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1.5x scale

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.