Home / 195,606.73-269,918.62-155,417.77

Finding the Fourth Proportional to 195,606.73, 269,918.62 and 155,417.77

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Solution

The fourth proportional to 195,606.73, 269,918.62 and 155,417.77 is: 214,461.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,606.73 : 269,918.62 = 155,417.77 : x
  2. Step 2: Convert to fraction form
    195,606.73/269,918.62 = 155,417.77/x
  3. Step 3: Cross multiply
    195,606.73x = 269,918.62 × 155,417.77
  4. Step 4: Simplify right side
    195,606.73x = 41,950,150,001.88
  5. Step 5: Solve for x
    x = 41,950,150,001.88/195,606.73
  6. Step 6: Final answer
    x = 214,461.69

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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.