Home / 67,515.36-101,060.42-46,331.54

Finding the Fourth Proportional to 67,515.36, 101,060.42 and 46,331.54

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Solution

The fourth proportional to 67,515.36, 101,060.42 and 46,331.54 is: 69,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,515.36 : 101,060.42 = 46,331.54 : x
  2. Step 2: Convert to fraction form
    67,515.36/101,060.42 = 46,331.54/x
  3. Step 3: Cross multiply
    67,515.36x = 101,060.42 × 46,331.54
  4. Step 4: Simplify right side
    67,515.36x = 4,682,284,891.65
  5. Step 5: Solve for x
    x = 4,682,284,891.65/67,515.36
  6. Step 6: Final answer
    x = 69,351.40

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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.