Home / 55,146-76,101.48-29,996.04

Finding the Fourth Proportional to 55,146, 76,101.48 and 29,996.04

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Solution

The fourth proportional to 55,146, 76,101.48 and 29,996.04 is: 41,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,146 : 76,101.48 = 29,996.04 : x
  2. Step 2: Convert to fraction form
    55,146/76,101.48 = 29,996.04/x
  3. Step 3: Cross multiply
    55,146x = 76,101.48 × 29,996.04
  4. Step 4: Simplify right side
    55,146x = 2,282,743,038.14
  5. Step 5: Solve for x
    x = 2,282,743,038.14/55,146
  6. Step 6: Final answer
    x = 41,394.54

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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.