Home / 248,074.70-342,301.56-146,120.46

Finding the Fourth Proportional to 248,074.70, 342,301.56 and 146,120.46

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Solution

The fourth proportional to 248,074.70, 342,301.56 and 146,120.46 is: 201,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,074.70 : 342,301.56 = 146,120.46 : x
  2. Step 2: Convert to fraction form
    248,074.70/342,301.56 = 146,120.46/x
  3. Step 3: Cross multiply
    248,074.70x = 342,301.56 × 146,120.46
  4. Step 4: Simplify right side
    248,074.70x = 50,017,261,405.92
  5. Step 5: Solve for x
    x = 50,017,261,405.92/248,074.70
  6. Step 6: Final answer
    x = 201,621.78

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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.