Home / 232,943.64-321,496.74-142,351.80

Finding the Fourth Proportional to 232,943.64, 321,496.74 and 142,351.80

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Solution

The fourth proportional to 232,943.64, 321,496.74 and 142,351.80 is: 196,466.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,943.64 : 321,496.74 = 142,351.80 : x
  2. Step 2: Convert to fraction form
    232,943.64/321,496.74 = 142,351.80/x
  3. Step 3: Cross multiply
    232,943.64x = 321,496.74 × 142,351.80
  4. Step 4: Simplify right side
    232,943.64x = 45,765,639,633.13
  5. Step 5: Solve for x
    x = 45,765,639,633.13/232,943.64
  6. Step 6: Final answer
    x = 196,466.58

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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.