Home / 269,339.06-371,689.02-148,477.68

Finding the Fourth Proportional to 269,339.06, 371,689.02 and 148,477.68

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Solution

The fourth proportional to 269,339.06, 371,689.02 and 148,477.68 is: 204,899.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,339.06 : 371,689.02 = 148,477.68 : x
  2. Step 2: Convert to fraction form
    269,339.06/371,689.02 = 148,477.68/x
  3. Step 3: Cross multiply
    269,339.06x = 371,689.02 × 148,477.68
  4. Step 4: Simplify right side
    269,339.06x = 55,187,523,371.07
  5. Step 5: Solve for x
    x = 55,187,523,371.07/269,339.06
  6. Step 6: Final answer
    x = 204,899.81

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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.