Home / 187,230.82-258,377.40-102,348.48

Finding the Fourth Proportional to 187,230.82, 258,377.40 and 102,348.48

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Solution

The fourth proportional to 187,230.82, 258,377.40 and 102,348.48 is: 141,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,230.82 : 258,377.40 = 102,348.48 : x
  2. Step 2: Convert to fraction form
    187,230.82/258,377.40 = 102,348.48/x
  3. Step 3: Cross multiply
    187,230.82x = 258,377.40 × 102,348.48
  4. Step 4: Simplify right side
    187,230.82x = 26,444,534,156.35
  5. Step 5: Solve for x
    x = 26,444,534,156.35/187,230.82
  6. Step 6: Final answer
    x = 141,240.28

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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.