Home / 80,433.51-111,003.50-46,443.43

Finding the Fourth Proportional to 80,433.51, 111,003.50 and 46,443.43

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Solution

The fourth proportional to 80,433.51, 111,003.50 and 46,443.43 is: 64,094.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,433.51 : 111,003.50 = 46,443.43 : x
  2. Step 2: Convert to fraction form
    80,433.51/111,003.50 = 46,443.43/x
  3. Step 3: Cross multiply
    80,433.51x = 111,003.50 × 46,443.43
  4. Step 4: Simplify right side
    80,433.51x = 5,155,383,398.11
  5. Step 5: Solve for x
    x = 5,155,383,398.11/80,433.51
  6. Step 6: Final answer
    x = 64,094.97

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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.