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Finding the Fourth Proportional to 235,933.63, 353,875.84 and 67,443.03

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Solution

The fourth proportional to 235,933.63, 353,875.84 and 67,443.03 is: 101,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,933.63 : 353,875.84 = 67,443.03 : x
  2. Step 2: Convert to fraction form
    235,933.63/353,875.84 = 67,443.03/x
  3. Step 3: Cross multiply
    235,933.63x = 353,875.84 × 67,443.03
  4. Step 4: Simplify right side
    235,933.63x = 23,866,458,724.79
  5. Step 5: Solve for x
    x = 23,866,458,724.79/235,933.63
  6. Step 6: Final answer
    x = 101,157.51

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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.