Home / 269,786.09-372,302.70-148,927.34

Finding the Fourth Proportional to 269,786.09, 372,302.70 and 148,927.34

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Solution

The fourth proportional to 269,786.09, 372,302.70 and 148,927.34 is: 205,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,786.09 : 372,302.70 = 148,927.34 : x
  2. Step 2: Convert to fraction form
    269,786.09/372,302.70 = 148,927.34/x
  3. Step 3: Cross multiply
    269,786.09x = 372,302.70 × 148,927.34
  4. Step 4: Simplify right side
    269,786.09x = 55,446,051,158.10
  5. Step 5: Solve for x
    x = 55,446,051,158.10/269,786.09
  6. Step 6: Final answer
    x = 205,518.57

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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.