Home / 268,121.24-370,011.75-147,273.69

Finding the Fourth Proportional to 268,121.24, 370,011.75 and 147,273.69

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Solution

The fourth proportional to 268,121.24, 370,011.75 and 147,273.69 is: 203,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,121.24 : 370,011.75 = 147,273.69 : x
  2. Step 2: Convert to fraction form
    268,121.24/370,011.75 = 147,273.69/x
  3. Step 3: Cross multiply
    268,121.24x = 370,011.75 × 147,273.69
  4. Step 4: Simplify right side
    268,121.24x = 54,492,995,765.86
  5. Step 5: Solve for x
    x = 54,492,995,765.86/268,121.24
  6. Step 6: Final answer
    x = 203,240.13

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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.