Home / 70,350.72-105,514.68-25,998.36

Finding the Fourth Proportional to 70,350.72, 105,514.68 and 25,998.36

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Solution

The fourth proportional to 70,350.72, 105,514.68 and 25,998.36 is: 38,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,350.72 : 105,514.68 = 25,998.36 : x
  2. Step 2: Convert to fraction form
    70,350.72/105,514.68 = 25,998.36/x
  3. Step 3: Cross multiply
    70,350.72x = 105,514.68 × 25,998.36
  4. Step 4: Simplify right side
    70,350.72x = 2,743,208,635.92
  5. Step 5: Solve for x
    x = 2,743,208,635.92/70,350.72
  6. Step 6: Final answer
    x = 38,993.33

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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.