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Finding the Fourth Proportional to 268,859.01, 371,033.83 and 146,359.58

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Solution

The fourth proportional to 268,859.01, 371,033.83 and 146,359.58 is: 201,980.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,859.01 : 371,033.83 = 146,359.58 : x
  2. Step 2: Convert to fraction form
    268,859.01/371,033.83 = 146,359.58/x
  3. Step 3: Cross multiply
    268,859.01x = 371,033.83 × 146,359.58
  4. Step 4: Simplify right side
    268,859.01x = 54,304,353,852.37
  5. Step 5: Solve for x
    x = 54,304,353,852.37/268,859.01
  6. Step 6: Final answer
    x = 201,980.78

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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.