Home / 269,079.93-371,328.51-148,218.39

Finding the Fourth Proportional to 269,079.93, 371,328.51 and 148,218.39

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Solution

The fourth proportional to 269,079.93, 371,328.51 and 148,218.39 is: 204,540.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,079.93 : 371,328.51 = 148,218.39 : x
  2. Step 2: Convert to fraction form
    269,079.93/371,328.51 = 148,218.39/x
  3. Step 3: Cross multiply
    269,079.93x = 371,328.51 × 148,218.39
  4. Step 4: Simplify right side
    269,079.93x = 55,037,713,913.30
  5. Step 5: Solve for x
    x = 55,037,713,913.30/269,079.93
  6. Step 6: Final answer
    x = 204,540.39

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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.