Home / 214,283.48-321,471.59-64,512.25

Finding the Fourth Proportional to 214,283.48, 321,471.59 and 64,512.25

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Solution

The fourth proportional to 214,283.48, 321,471.59 and 64,512.25 is: 96,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,283.48 : 321,471.59 = 64,512.25 : x
  2. Step 2: Convert to fraction form
    214,283.48/321,471.59 = 64,512.25/x
  3. Step 3: Cross multiply
    214,283.48x = 321,471.59 × 64,512.25
  4. Step 4: Simplify right side
    214,283.48x = 20,738,854,455.74
  5. Step 5: Solve for x
    x = 20,738,854,455.74/214,283.48
  6. Step 6: Final answer
    x = 96,782.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.