Home / 255,452.58-352,535.46-142,275.34

Finding the Fourth Proportional to 255,452.58, 352,535.46 and 142,275.34

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Solution

The fourth proportional to 255,452.58, 352,535.46 and 142,275.34 is: 196,346.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,452.58 : 352,535.46 = 142,275.34 : x
  2. Step 2: Convert to fraction form
    255,452.58/352,535.46 = 142,275.34/x
  3. Step 3: Cross multiply
    255,452.58x = 352,535.46 × 142,275.34
  4. Step 4: Simplify right side
    255,452.58x = 50,157,102,433.56
  5. Step 5: Solve for x
    x = 50,157,102,433.56/255,452.58
  6. Step 6: Final answer
    x = 196,346.04

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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.