Home / 248,830.80-373,246.20-154,136.40

Finding the Fourth Proportional to 248,830.80, 373,246.20 and 154,136.40

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Solution

The fourth proportional to 248,830.80, 373,246.20 and 154,136.40 is: 231,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,830.80 : 373,246.20 = 154,136.40 : x
  2. Step 2: Convert to fraction form
    248,830.80/373,246.20 = 154,136.40/x
  3. Step 3: Cross multiply
    248,830.80x = 373,246.20 × 154,136.40
  4. Step 4: Simplify right side
    248,830.80x = 57,530,825,581.68
  5. Step 5: Solve for x
    x = 57,530,825,581.68/248,830.80
  6. Step 6: Final answer
    x = 231,204.60

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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.