Home / 269,320.96-371,646.21-148,456

Finding the Fourth Proportional to 269,320.96, 371,646.21 and 148,456

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Solution

The fourth proportional to 269,320.96, 371,646.21 and 148,456 is: 204,860.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,320.96 : 371,646.21 = 148,456 : x
  2. Step 2: Convert to fraction form
    269,320.96/371,646.21 = 148,456/x
  3. Step 3: Cross multiply
    269,320.96x = 371,646.21 × 148,456
  4. Step 4: Simplify right side
    269,320.96x = 55,173,109,751.76
  5. Step 5: Solve for x
    x = 55,173,109,751.76/269,320.96
  6. Step 6: Final answer
    x = 204,860.07

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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.