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Finding the Fourth Proportional to 68,106.44, 93,933.63 and 44,240.81

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Solution

The fourth proportional to 68,106.44, 93,933.63 and 44,240.81 is: 61,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,106.44 : 93,933.63 = 44,240.81 : x
  2. Step 2: Convert to fraction form
    68,106.44/93,933.63 = 44,240.81/x
  3. Step 3: Cross multiply
    68,106.44x = 93,933.63 × 44,240.81
  4. Step 4: Simplify right side
    68,106.44x = 4,155,699,407.77
  5. Step 5: Solve for x
    x = 4,155,699,407.77/68,106.44
  6. Step 6: Final answer
    x = 61,017.72

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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.