Home / 121,234.98-167,301.91-82,993.57

Finding the Fourth Proportional to 121,234.98, 167,301.91 and 82,993.57

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Solution

The fourth proportional to 121,234.98, 167,301.91 and 82,993.57 is: 114,529.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,234.98 : 167,301.91 = 82,993.57 : x
  2. Step 2: Convert to fraction form
    121,234.98/167,301.91 = 82,993.57/x
  3. Step 3: Cross multiply
    121,234.98x = 167,301.91 × 82,993.57
  4. Step 4: Simplify right side
    121,234.98x = 13,884,983,698.90
  5. Step 5: Solve for x
    x = 13,884,983,698.90/121,234.98
  6. Step 6: Final answer
    x = 114,529.52

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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.