Home / 198,301.34-273,554.40-126,605.98

Finding the Fourth Proportional to 198,301.34, 273,554.40 and 126,605.98

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Solution

The fourth proportional to 198,301.34, 273,554.40 and 126,605.98 is: 174,651.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,301.34 : 273,554.40 = 126,605.98 : x
  2. Step 2: Convert to fraction form
    198,301.34/273,554.40 = 126,605.98/x
  3. Step 3: Cross multiply
    198,301.34x = 273,554.40 × 126,605.98
  4. Step 4: Simplify right side
    198,301.34x = 34,633,622,895.31
  5. Step 5: Solve for x
    x = 34,633,622,895.31/198,301.34
  6. Step 6: Final answer
    x = 174,651.48

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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.