Home / 214,129.25-321,194.10-64,369.52

Finding the Fourth Proportional to 214,129.25, 321,194.10 and 64,369.52

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Solution

The fourth proportional to 214,129.25, 321,194.10 and 64,369.52 is: 96,554.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,129.25 : 321,194.10 = 64,369.52 : x
  2. Step 2: Convert to fraction form
    214,129.25/321,194.10 = 64,369.52/x
  3. Step 3: Cross multiply
    214,129.25x = 321,194.10 × 64,369.52
  4. Step 4: Simplify right side
    214,129.25x = 20,675,110,043.83
  5. Step 5: Solve for x
    x = 20,675,110,043.83/214,129.25
  6. Step 6: Final answer
    x = 96,554.35

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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.