Home / 268,120.30-370,010.46-147,272.74

Finding the Fourth Proportional to 268,120.30, 370,010.46 and 147,272.74

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Solution

The fourth proportional to 268,120.30, 370,010.46 and 147,272.74 is: 203,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,120.30 : 370,010.46 = 147,272.74 : x
  2. Step 2: Convert to fraction form
    268,120.30/370,010.46 = 147,272.74/x
  3. Step 3: Cross multiply
    268,120.30x = 370,010.46 × 147,272.74
  4. Step 4: Simplify right side
    268,120.30x = 54,492,454,272.86
  5. Step 5: Solve for x
    x = 54,492,454,272.86/268,120.30
  6. Step 6: Final answer
    x = 203,238.82

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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.