Home / 146,183.64-201,733.46-79,115.64

Finding the Fourth Proportional to 146,183.64, 201,733.46 and 79,115.64

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Solution

The fourth proportional to 146,183.64, 201,733.46 and 79,115.64 is: 109,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,183.64 : 201,733.46 = 79,115.64 : x
  2. Step 2: Convert to fraction form
    146,183.64/201,733.46 = 79,115.64/x
  3. Step 3: Cross multiply
    146,183.64x = 201,733.46 × 79,115.64
  4. Step 4: Simplify right side
    146,183.64x = 15,960,271,401.74
  5. Step 5: Solve for x
    x = 15,960,271,401.74/146,183.64
  6. Step 6: Final answer
    x = 109,179.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.