Home / 254,321.04-350,955.96-139,599.60

Finding the Fourth Proportional to 254,321.04, 350,955.96 and 139,599.60

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Solution

The fourth proportional to 254,321.04, 350,955.96 and 139,599.60 is: 192,643.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,321.04 : 350,955.96 = 139,599.60 : x
  2. Step 2: Convert to fraction form
    254,321.04/350,955.96 = 139,599.60/x
  3. Step 3: Cross multiply
    254,321.04x = 350,955.96 × 139,599.60
  4. Step 4: Simplify right side
    254,321.04x = 48,993,311,633.62
  5. Step 5: Solve for x
    x = 48,993,311,633.62/254,321.04
  6. Step 6: Final answer
    x = 192,643.56

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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.