Home / 269,437.20-371,814.80-148,583.58

Finding the Fourth Proportional to 269,437.20, 371,814.80 and 148,583.58

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Solution

The fourth proportional to 269,437.20, 371,814.80 and 148,583.58 is: 205,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,437.20 : 371,814.80 = 148,583.58 : x
  2. Step 2: Convert to fraction form
    269,437.20/371,814.80 = 148,583.58/x
  3. Step 3: Cross multiply
    269,437.20x = 371,814.80 × 148,583.58
  4. Step 4: Simplify right side
    269,437.20x = 55,245,574,080.98
  5. Step 5: Solve for x
    x = 55,245,574,080.98/269,437.20
  6. Step 6: Final answer
    x = 205,040.63

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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.