Home / 187,363.33-258,551.89-115,749.61

Finding the Fourth Proportional to 187,363.33, 258,551.89 and 115,749.61

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Solution

The fourth proportional to 187,363.33, 258,551.89 and 115,749.61 is: 159,728.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,363.33 : 258,551.89 = 115,749.61 : x
  2. Step 2: Convert to fraction form
    187,363.33/258,551.89 = 115,749.61/x
  3. Step 3: Cross multiply
    187,363.33x = 258,551.89 × 115,749.61
  4. Step 4: Simplify right side
    187,363.33x = 29,927,279,496.51
  5. Step 5: Solve for x
    x = 29,927,279,496.51/187,363.33
  6. Step 6: Final answer
    x = 159,728.59

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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.