Home / 268,610.71-370,735.38-153,966.22

Finding the Fourth Proportional to 268,610.71, 370,735.38 and 153,966.22

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Solution

The fourth proportional to 268,610.71, 370,735.38 and 153,966.22 is: 212,503.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,610.71 : 370,735.38 = 153,966.22 : x
  2. Step 2: Convert to fraction form
    268,610.71/370,735.38 = 153,966.22/x
  3. Step 3: Cross multiply
    268,610.71x = 370,735.38 × 153,966.22
  4. Step 4: Simplify right side
    268,610.71x = 57,080,725,078.86
  5. Step 5: Solve for x
    x = 57,080,725,078.86/268,610.71
  6. Step 6: Final answer
    x = 212,503.53

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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.