Home / 268,109.94-369,995.88-147,256.14

Finding the Fourth Proportional to 268,109.94, 369,995.88 and 147,256.14

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Solution

The fourth proportional to 268,109.94, 369,995.88 and 147,256.14 is: 203,215.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,109.94 : 369,995.88 = 147,256.14 : x
  2. Step 2: Convert to fraction form
    268,109.94/369,995.88 = 147,256.14/x
  3. Step 3: Cross multiply
    268,109.94x = 369,995.88 × 147,256.14
  4. Step 4: Simplify right side
    268,109.94x = 54,484,165,104.70
  5. Step 5: Solve for x
    x = 54,484,165,104.70/268,109.94
  6. Step 6: Final answer
    x = 203,215.76

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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.