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Finding the Fourth Proportional to 270,107.94, 372,752.28 and 149,248.17

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Solution

The fourth proportional to 270,107.94, 372,752.28 and 149,248.17 is: 205,964.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,107.94 : 372,752.28 = 149,248.17 : x
  2. Step 2: Convert to fraction form
    270,107.94/372,752.28 = 149,248.17/x
  3. Step 3: Cross multiply
    270,107.94x = 372,752.28 × 149,248.17
  4. Step 4: Simplify right side
    270,107.94x = 55,632,595,653.33
  5. Step 5: Solve for x
    x = 55,632,595,653.33/270,107.94
  6. Step 6: Final answer
    x = 205,964.31

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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.