Home / 269,436.03-371,846.60-154,729.70

Finding the Fourth Proportional to 269,436.03, 371,846.60 and 154,729.70

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Solution

The fourth proportional to 269,436.03, 371,846.60 and 154,729.70 is: 213,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,436.03 : 371,846.60 = 154,729.70 : x
  2. Step 2: Convert to fraction form
    269,436.03/371,846.60 = 154,729.70/x
  3. Step 3: Cross multiply
    269,436.03x = 371,846.60 × 154,729.70
  4. Step 4: Simplify right side
    269,436.03x = 57,535,712,864.02
  5. Step 5: Solve for x
    x = 57,535,712,864.02/269,436.03
  6. Step 6: Final answer
    x = 213,541.27

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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.