Home / 268,610.79-370,685.21-146,104.15

Finding the Fourth Proportional to 268,610.79, 370,685.21 and 146,104.15

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Solution

The fourth proportional to 268,610.79, 370,685.21 and 146,104.15 is: 201,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,610.79 : 370,685.21 = 146,104.15 : x
  2. Step 2: Convert to fraction form
    268,610.79/370,685.21 = 146,104.15/x
  3. Step 3: Cross multiply
    268,610.79x = 370,685.21 × 146,104.15
  4. Step 4: Simplify right side
    268,610.79x = 54,158,647,159.36
  5. Step 5: Solve for x
    x = 54,158,647,159.36/268,610.79
  6. Step 6: Final answer
    x = 201,624.99

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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.