Home / 268,899.28-371,075.16-148,035.94

Finding the Fourth Proportional to 268,899.28, 371,075.16 and 148,035.94

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Solution

The fourth proportional to 268,899.28, 371,075.16 and 148,035.94 is: 204,286.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,899.28 : 371,075.16 = 148,035.94 : x
  2. Step 2: Convert to fraction form
    268,899.28/371,075.16 = 148,035.94/x
  3. Step 3: Cross multiply
    268,899.28x = 371,075.16 × 148,035.94
  4. Step 4: Simplify right side
    268,899.28x = 54,932,460,121.25
  5. Step 5: Solve for x
    x = 54,932,460,121.25/268,899.28
  6. Step 6: Final answer
    x = 204,286.38

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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.