Home / 75,106.45-103,651.92-43,277.41

Finding the Fourth Proportional to 75,106.45, 103,651.92 and 43,277.41

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Solution

The fourth proportional to 75,106.45, 103,651.92 and 43,277.41 is: 59,725.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,106.45 : 103,651.92 = 43,277.41 : x
  2. Step 2: Convert to fraction form
    75,106.45/103,651.92 = 43,277.41/x
  3. Step 3: Cross multiply
    75,106.45x = 103,651.92 × 43,277.41
  4. Step 4: Simplify right side
    75,106.45x = 4,485,786,639.13
  5. Step 5: Solve for x
    x = 4,485,786,639.13/75,106.45
  6. Step 6: Final answer
    x = 59,725.72

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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.