Home / 80,447.85-111,002.62-46,003.51

Finding the Fourth Proportional to 80,447.85, 111,002.62 and 46,003.51

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Solution

The fourth proportional to 80,447.85, 111,002.62 and 46,003.51 is: 63,476.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,447.85 : 111,002.62 = 46,003.51 : x
  2. Step 2: Convert to fraction form
    80,447.85/111,002.62 = 46,003.51/x
  3. Step 3: Cross multiply
    80,447.85x = 111,002.62 × 46,003.51
  4. Step 4: Simplify right side
    80,447.85x = 5,106,510,139.20
  5. Step 5: Solve for x
    x = 5,106,510,139.20/80,447.85
  6. Step 6: Final answer
    x = 63,476.03

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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.