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Finding the Fourth Proportional to 268,059.25, 369,926.00 and 145,551.56

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Solution

The fourth proportional to 268,059.25, 369,926.00 and 145,551.56 is: 200,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,059.25 : 369,926.00 = 145,551.56 : x
  2. Step 2: Convert to fraction form
    268,059.25/369,926.00 = 145,551.56/x
  3. Step 3: Cross multiply
    268,059.25x = 369,926.00 × 145,551.56
  4. Step 4: Simplify right side
    268,059.25x = 53,843,305,598.09
  5. Step 5: Solve for x
    x = 53,843,305,598.09/268,059.25
  6. Step 6: Final answer
    x = 200,863.45

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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.