Home / 80,964.09-111,701.07-46,953.81

Finding the Fourth Proportional to 80,964.09, 111,701.07 and 46,953.81

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Solution

The fourth proportional to 80,964.09, 111,701.07 and 46,953.81 is: 64,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,964.09 : 111,701.07 = 46,953.81 : x
  2. Step 2: Convert to fraction form
    80,964.09/111,701.07 = 46,953.81/x
  3. Step 3: Cross multiply
    80,964.09x = 111,701.07 × 46,953.81
  4. Step 4: Simplify right side
    80,964.09x = 5,244,790,817.58
  5. Step 5: Solve for x
    x = 5,244,790,817.58/80,964.09
  6. Step 6: Final answer
    x = 64,779.22

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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.