Home / 255,741.24-352,923.36-142,561.56

Finding the Fourth Proportional to 255,741.24, 352,923.36 and 142,561.56

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Solution

The fourth proportional to 255,741.24, 352,923.36 and 142,561.56 is: 196,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,741.24 : 352,923.36 = 142,561.56 : x
  2. Step 2: Convert to fraction form
    255,741.24/352,923.36 = 142,561.56/x
  3. Step 3: Cross multiply
    255,741.24x = 352,923.36 × 142,561.56
  4. Step 4: Simplify right side
    255,741.24x = 50,313,304,762.04
  5. Step 5: Solve for x
    x = 50,313,304,762.04/255,741.24
  6. Step 6: Final answer
    x = 196,735.20

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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.