Home / 269,954.83-372,522.33-155,215.24

Finding the Fourth Proportional to 269,954.83, 372,522.33 and 155,215.24

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Solution

The fourth proportional to 269,954.83, 372,522.33 and 155,215.24 is: 214,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,954.83 : 372,522.33 = 155,215.24 : x
  2. Step 2: Convert to fraction form
    269,954.83/372,522.33 = 155,215.24/x
  3. Step 3: Cross multiply
    269,954.83x = 372,522.33 × 155,215.24
  4. Step 4: Simplify right side
    269,954.83x = 57,821,142,856.31
  5. Step 5: Solve for x
    x = 57,821,142,856.31/269,954.83
  6. Step 6: Final answer
    x = 214,188.21

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1.5x scale

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.