Home / 269,811.15-372,329.63-148,949.84

Finding the Fourth Proportional to 269,811.15, 372,329.63 and 148,949.84

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Solution

The fourth proportional to 269,811.15, 372,329.63 and 148,949.84 is: 205,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,811.15 : 372,329.63 = 148,949.84 : x
  2. Step 2: Convert to fraction form
    269,811.15/372,329.63 = 148,949.84/x
  3. Step 3: Cross multiply
    269,811.15x = 372,329.63 × 148,949.84
  4. Step 4: Simplify right side
    269,811.15x = 55,458,439,560.40
  5. Step 5: Solve for x
    x = 55,458,439,560.40/269,811.15
  6. Step 6: Final answer
    x = 205,545.40

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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.