Home / 269,235.71-371,546.76-154,505.23

Finding the Fourth Proportional to 269,235.71, 371,546.76 and 154,505.23

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Solution

The fourth proportional to 269,235.71, 371,546.76 and 154,505.23 is: 213,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,235.71 : 371,546.76 = 154,505.23 : x
  2. Step 2: Convert to fraction form
    269,235.71/371,546.76 = 154,505.23/x
  3. Step 3: Cross multiply
    269,235.71x = 371,546.76 × 154,505.23
  4. Step 4: Simplify right side
    269,235.71x = 57,405,916,837.03
  5. Step 5: Solve for x
    x = 57,405,916,837.03/269,235.71
  6. Step 6: Final answer
    x = 213,218.06

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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.