Home / 103,046.36-154,622.25-49,072.14

Finding the Fourth Proportional to 103,046.36, 154,622.25 and 49,072.14

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Solution

The fourth proportional to 103,046.36, 154,622.25 and 49,072.14 is: 73,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,046.36 : 154,622.25 = 49,072.14 : x
  2. Step 2: Convert to fraction form
    103,046.36/154,622.25 = 49,072.14/x
  3. Step 3: Cross multiply
    103,046.36x = 154,622.25 × 49,072.14
  4. Step 4: Simplify right side
    103,046.36x = 7,587,644,699.12
  5. Step 5: Solve for x
    x = 7,587,644,699.12/103,046.36
  6. Step 6: Final answer
    x = 73,633.31

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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.