Home / 46,091.87-69,161.50-39,891.72

Finding the Fourth Proportional to 46,091.87, 69,161.50 and 39,891.72

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Solution

The fourth proportional to 46,091.87, 69,161.50 and 39,891.72 is: 59,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,091.87 : 69,161.50 = 39,891.72 : x
  2. Step 2: Convert to fraction form
    46,091.87/69,161.50 = 39,891.72/x
  3. Step 3: Cross multiply
    46,091.87x = 69,161.50 × 39,891.72
  4. Step 4: Simplify right side
    46,091.87x = 2,758,971,277.61
  5. Step 5: Solve for x
    x = 2,758,971,277.61/46,091.87
  6. Step 6: Final answer
    x = 59,858.09

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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.