Home / 69,092.20-103,638.30-67,556.20

Finding the Fourth Proportional to 69,092.20, 103,638.30 and 67,556.20

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Solution

The fourth proportional to 69,092.20, 103,638.30 and 67,556.20 is: 101,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,092.20 : 103,638.30 = 67,556.20 : x
  2. Step 2: Convert to fraction form
    69,092.20/103,638.30 = 67,556.20/x
  3. Step 3: Cross multiply
    69,092.20x = 103,638.30 × 67,556.20
  4. Step 4: Simplify right side
    69,092.20x = 7,001,409,722.46
  5. Step 5: Solve for x
    x = 7,001,409,722.46/69,092.20
  6. Step 6: Final answer
    x = 101,334.30

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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.