Home / 187,095.24-258,179.28-102,212.28

Finding the Fourth Proportional to 187,095.24, 258,179.28 and 102,212.28

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Solution

The fourth proportional to 187,095.24, 258,179.28 and 102,212.28 is: 141,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,095.24 : 258,179.28 = 102,212.28 : x
  2. Step 2: Convert to fraction form
    187,095.24/258,179.28 = 102,212.28/x
  3. Step 3: Cross multiply
    187,095.24x = 258,179.28 × 102,212.28
  4. Step 4: Simplify right side
    187,095.24x = 26,389,092,857.56
  5. Step 5: Solve for x
    x = 26,389,092,857.56/187,095.24
  6. Step 6: Final answer
    x = 141,046.31

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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.