Home / 73,925.09-110,896.86-28,940.64

Finding the Fourth Proportional to 73,925.09, 110,896.86 and 28,940.64

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Solution

The fourth proportional to 73,925.09, 110,896.86 and 28,940.64 is: 43,414.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,925.09 : 110,896.86 = 28,940.64 : x
  2. Step 2: Convert to fraction form
    73,925.09/110,896.86 = 28,940.64/x
  3. Step 3: Cross multiply
    73,925.09x = 110,896.86 × 28,940.64
  4. Step 4: Simplify right side
    73,925.09x = 3,209,426,102.39
  5. Step 5: Solve for x
    x = 3,209,426,102.39/73,925.09
  6. Step 6: Final answer
    x = 43,414.57

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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.