Home / 248,136.48-342,409.68-146,170.80

Finding the Fourth Proportional to 248,136.48, 342,409.68 and 146,170.80

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Solution

The fourth proportional to 248,136.48, 342,409.68 and 146,170.80 is: 201,704.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,136.48 : 342,409.68 = 146,170.80 : x
  2. Step 2: Convert to fraction form
    248,136.48/342,409.68 = 146,170.80/x
  3. Step 3: Cross multiply
    248,136.48x = 342,409.68 × 146,170.80
  4. Step 4: Simplify right side
    248,136.48x = 50,050,296,853.34
  5. Step 5: Solve for x
    x = 50,050,296,853.34/248,136.48
  6. Step 6: Final answer
    x = 201,704.71

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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.