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Finding the Fourth Proportional to 68,325.28, 94,224 and 44,424.64

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Solution

The fourth proportional to 68,325.28, 94,224 and 44,424.64 is: 61,263.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,325.28 : 94,224 = 44,424.64 : x
  2. Step 2: Convert to fraction form
    68,325.28/94,224 = 44,424.64/x
  3. Step 3: Cross multiply
    68,325.28x = 94,224 × 44,424.64
  4. Step 4: Simplify right side
    68,325.28x = 4,185,867,279.36
  5. Step 5: Solve for x
    x = 4,185,867,279.36/68,325.28
  6. Step 6: Final answer
    x = 61,263.81

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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.