Home / 269,286.84-371,614.02-148,428.36

Finding the Fourth Proportional to 269,286.84, 371,614.02 and 148,428.36

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Solution

The fourth proportional to 269,286.84, 371,614.02 and 148,428.36 is: 204,830.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,286.84 : 371,614.02 = 148,428.36 : x
  2. Step 2: Convert to fraction form
    269,286.84/371,614.02 = 148,428.36/x
  3. Step 3: Cross multiply
    269,286.84x = 371,614.02 × 148,428.36
  4. Step 4: Simplify right side
    269,286.84x = 55,158,059,541.61
  5. Step 5: Solve for x
    x = 55,158,059,541.61/269,286.84
  6. Step 6: Final answer
    x = 204,830.13

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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.