Home / 269,075.03-371,321.81-148,213.51

Finding the Fourth Proportional to 269,075.03, 371,321.81 and 148,213.51

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Solution

The fourth proportional to 269,075.03, 371,321.81 and 148,213.51 is: 204,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,075.03 : 371,321.81 = 148,213.51 : x
  2. Step 2: Convert to fraction form
    269,075.03/371,321.81 = 148,213.51/x
  3. Step 3: Cross multiply
    269,075.03x = 371,321.81 × 148,213.51
  4. Step 4: Simplify right side
    269,075.03x = 55,034,909,634.34
  5. Step 5: Solve for x
    x = 55,034,909,634.34/269,075.03
  6. Step 6: Final answer
    x = 204,533.69

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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.