Home / 122,351.22-168,806.84-71,327.83

Finding the Fourth Proportional to 122,351.22, 168,806.84 and 71,327.83

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Solution

The fourth proportional to 122,351.22, 168,806.84 and 71,327.83 is: 98,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,351.22 : 168,806.84 = 71,327.83 : x
  2. Step 2: Convert to fraction form
    122,351.22/168,806.84 = 71,327.83/x
  3. Step 3: Cross multiply
    122,351.22x = 168,806.84 × 71,327.83
  4. Step 4: Simplify right side
    122,351.22x = 12,040,626,425.94
  5. Step 5: Solve for x
    x = 12,040,626,425.94/122,351.22
  6. Step 6: Final answer
    x = 98,410.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.