Home / 131,361.36-196,952.04-47,119.68

Finding the Fourth Proportional to 131,361.36, 196,952.04 and 47,119.68

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Solution

The fourth proportional to 131,361.36, 196,952.04 and 47,119.68 is: 70,647.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,361.36 : 196,952.04 = 47,119.68 : x
  2. Step 2: Convert to fraction form
    131,361.36/196,952.04 = 47,119.68/x
  3. Step 3: Cross multiply
    131,361.36x = 196,952.04 × 47,119.68
  4. Step 4: Simplify right side
    131,361.36x = 9,280,317,100.15
  5. Step 5: Solve for x
    x = 9,280,317,100.15/131,361.36
  6. Step 6: Final answer
    x = 70,647.24

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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.