Home / 171,135.69-236,066.31-107,362.77

Finding the Fourth Proportional to 171,135.69, 236,066.31 and 107,362.77

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Solution

The fourth proportional to 171,135.69, 236,066.31 and 107,362.77 is: 148,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,135.69 : 236,066.31 = 107,362.77 : x
  2. Step 2: Convert to fraction form
    171,135.69/236,066.31 = 107,362.77/x
  3. Step 3: Cross multiply
    171,135.69x = 236,066.31 × 107,362.77
  4. Step 4: Simplify right side
    171,135.69x = 25,344,732,945.28
  5. Step 5: Solve for x
    x = 25,344,732,945.28/171,135.69
  6. Step 6: Final answer
    x = 148,097.30

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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.