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Finding the Fourth Proportional to 239,063.52, 358,651.44 and 133,955.04

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Solution

The fourth proportional to 239,063.52, 358,651.44 and 133,955.04 is: 200,964.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,063.52 : 358,651.44 = 133,955.04 : x
  2. Step 2: Convert to fraction form
    239,063.52/358,651.44 = 133,955.04/x
  3. Step 3: Cross multiply
    239,063.52x = 358,651.44 × 133,955.04
  4. Step 4: Simplify right side
    239,063.52x = 48,043,167,991.26
  5. Step 5: Solve for x
    x = 48,043,167,991.26/239,063.52
  6. Step 6: Final answer
    x = 200,964.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.