Home / 70,923.92-106,401.66-30,949.35

Finding the Fourth Proportional to 70,923.92, 106,401.66 and 30,949.35

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Solution

The fourth proportional to 70,923.92, 106,401.66 and 30,949.35 is: 46,430.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,923.92 : 106,401.66 = 30,949.35 : x
  2. Step 2: Convert to fraction form
    70,923.92/106,401.66 = 30,949.35/x
  3. Step 3: Cross multiply
    70,923.92x = 106,401.66 × 30,949.35
  4. Step 4: Simplify right side
    70,923.92x = 3,293,062,215.92
  5. Step 5: Solve for x
    x = 3,293,062,215.92/70,923.92
  6. Step 6: Final answer
    x = 46,430.91

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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.