Home / 213,444.21-320,166.27-55,672.23

Finding the Fourth Proportional to 213,444.21, 320,166.27 and 55,672.23

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Solution

The fourth proportional to 213,444.21, 320,166.27 and 55,672.23 is: 83,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,444.21 : 320,166.27 = 55,672.23 : x
  2. Step 2: Convert to fraction form
    213,444.21/320,166.27 = 55,672.23/x
  3. Step 3: Cross multiply
    213,444.21x = 320,166.27 × 55,672.23
  4. Step 4: Simplify right side
    213,444.21x = 17,824,370,221.68
  5. Step 5: Solve for x
    x = 17,824,370,221.68/213,444.21
  6. Step 6: Final answer
    x = 83,508.33

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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.