Home / 119,222.20-164,540.94-71,501.80

Finding the Fourth Proportional to 119,222.20, 164,540.94 and 71,501.80

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Solution

The fourth proportional to 119,222.20, 164,540.94 and 71,501.80 is: 98,681.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,222.20 : 164,540.94 = 71,501.80 : x
  2. Step 2: Convert to fraction form
    119,222.20/164,540.94 = 71,501.80/x
  3. Step 3: Cross multiply
    119,222.20x = 164,540.94 × 71,501.80
  4. Step 4: Simplify right side
    119,222.20x = 11,764,973,383.69
  5. Step 5: Solve for x
    x = 11,764,973,383.69/119,222.20
  6. Step 6: Final answer
    x = 98,681.06

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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.