Home / 239,107.28-330,126.82-148,598.28

Finding the Fourth Proportional to 239,107.28, 330,126.82 and 148,598.28

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Solution

The fourth proportional to 239,107.28, 330,126.82 and 148,598.28 is: 205,164.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,107.28 : 330,126.82 = 148,598.28 : x
  2. Step 2: Convert to fraction form
    239,107.28/330,126.82 = 148,598.28/x
  3. Step 3: Cross multiply
    239,107.28x = 330,126.82 × 148,598.28
  4. Step 4: Simplify right side
    239,107.28x = 49,056,277,262.37
  5. Step 5: Solve for x
    x = 49,056,277,262.37/239,107.28
  6. Step 6: Final answer
    x = 205,164.30

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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.