Home / 69,217.49-103,675.43-45,498.26

Finding the Fourth Proportional to 69,217.49, 103,675.43 and 45,498.26

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Solution

The fourth proportional to 69,217.49, 103,675.43 and 45,498.26 is: 68,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,217.49 : 103,675.43 = 45,498.26 : x
  2. Step 2: Convert to fraction form
    69,217.49/103,675.43 = 45,498.26/x
  3. Step 3: Cross multiply
    69,217.49x = 103,675.43 × 45,498.26
  4. Step 4: Simplify right side
    69,217.49x = 4,717,052,042.69
  5. Step 5: Solve for x
    x = 4,717,052,042.69/69,217.49
  6. Step 6: Final answer
    x = 68,148.27

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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.