Home / 240,954.40-361,435.38-91,264.78

Finding the Fourth Proportional to 240,954.40, 361,435.38 and 91,264.78

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Solution

The fourth proportional to 240,954.40, 361,435.38 and 91,264.78 is: 136,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,954.40 : 361,435.38 = 91,264.78 : x
  2. Step 2: Convert to fraction form
    240,954.40/361,435.38 = 91,264.78/x
  3. Step 3: Cross multiply
    240,954.40x = 361,435.38 × 91,264.78
  4. Step 4: Simplify right side
    240,954.40x = 32,986,320,439.92
  5. Step 5: Solve for x
    x = 32,986,320,439.92/240,954.40
  6. Step 6: Final answer
    x = 136,898.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.