Home / 214,340.16-321,444.57-148,205.28

Finding the Fourth Proportional to 214,340.16, 321,444.57 and 148,205.28

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Solution

The fourth proportional to 214,340.16, 321,444.57 and 148,205.28 is: 222,262.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,340.16 : 321,444.57 = 148,205.28 : x
  2. Step 2: Convert to fraction form
    214,340.16/321,444.57 = 148,205.28/x
  3. Step 3: Cross multiply
    214,340.16x = 321,444.57 × 148,205.28
  4. Step 4: Simplify right side
    214,340.16x = 47,639,782,501.33
  5. Step 5: Solve for x
    x = 47,639,782,501.33/214,340.16
  6. Step 6: Final answer
    x = 222,262.51

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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.