Home / 214,196.21-320,783.59-124,048.45

Finding the Fourth Proportional to 214,196.21, 320,783.59 and 124,048.45

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Solution

The fourth proportional to 214,196.21, 320,783.59 and 124,048.45 is: 185,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,196.21 : 320,783.59 = 124,048.45 : x
  2. Step 2: Convert to fraction form
    214,196.21/320,783.59 = 124,048.45/x
  3. Step 3: Cross multiply
    214,196.21x = 320,783.59 × 124,048.45
  4. Step 4: Simplify right side
    214,196.21x = 39,792,707,124.94
  5. Step 5: Solve for x
    x = 39,792,707,124.94/214,196.21
  6. Step 6: Final answer
    x = 185,776.90

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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.