Home / 255,250.12-352,245.18-142,070.44

Finding the Fourth Proportional to 255,250.12, 352,245.18 and 142,070.44

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Solution

The fourth proportional to 255,250.12, 352,245.18 and 142,070.44 is: 196,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,250.12 : 352,245.18 = 142,070.44 : x
  2. Step 2: Convert to fraction form
    255,250.12/352,245.18 = 142,070.44/x
  3. Step 3: Cross multiply
    255,250.12x = 352,245.18 × 142,070.44
  4. Step 4: Simplify right side
    255,250.12x = 50,043,627,710.48
  5. Step 5: Solve for x
    x = 50,043,627,710.48/255,250.12
  6. Step 6: Final answer
    x = 196,057.22

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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.