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Finding the Fourth Proportional to 45,955.36, 68,934.72 and 16,375.36

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Solution

The fourth proportional to 45,955.36, 68,934.72 and 16,375.36 is: 24,563.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,955.36 : 68,934.72 = 16,375.36 : x
  2. Step 2: Convert to fraction form
    45,955.36/68,934.72 = 16,375.36/x
  3. Step 3: Cross multiply
    45,955.36x = 68,934.72 × 16,375.36
  4. Step 4: Simplify right side
    45,955.36x = 1,128,830,856.50
  5. Step 5: Solve for x
    x = 1,128,830,856.50/45,955.36
  6. Step 6: Final answer
    x = 24,563.64

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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.