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Finding the Fourth Proportional to 245,433.37, 368,109.04 and 67,958.32

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Solution

The fourth proportional to 245,433.37, 368,109.04 and 67,958.32 is: 101,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,433.37 : 368,109.04 = 67,958.32 : x
  2. Step 2: Convert to fraction form
    245,433.37/368,109.04 = 67,958.32/x
  3. Step 3: Cross multiply
    245,433.37x = 368,109.04 × 67,958.32
  4. Step 4: Simplify right side
    245,433.37x = 25,016,071,935.21
  5. Step 5: Solve for x
    x = 25,016,071,935.21/245,433.37
  6. Step 6: Final answer
    x = 101,926.12

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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.