Home / 232,698.12-321,114.98-142,205.48

Finding the Fourth Proportional to 232,698.12, 321,114.98 and 142,205.48

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Solution

The fourth proportional to 232,698.12, 321,114.98 and 142,205.48 is: 196,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,698.12 : 321,114.98 = 142,205.48 : x
  2. Step 2: Convert to fraction form
    232,698.12/321,114.98 = 142,205.48/x
  3. Step 3: Cross multiply
    232,698.12x = 321,114.98 × 142,205.48
  4. Step 4: Simplify right side
    232,698.12x = 45,664,309,866.09
  5. Step 5: Solve for x
    x = 45,664,309,866.09/232,698.12
  6. Step 6: Final answer
    x = 196,238.41

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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.