Home / 187,844.31-259,215.53-102,944.97

Finding the Fourth Proportional to 187,844.31, 259,215.53 and 102,944.97

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Solution

The fourth proportional to 187,844.31, 259,215.53 and 102,944.97 is: 142,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,844.31 : 259,215.53 = 102,944.97 : x
  2. Step 2: Convert to fraction form
    187,844.31/259,215.53 = 102,944.97/x
  3. Step 3: Cross multiply
    187,844.31x = 259,215.53 × 102,944.97
  4. Step 4: Simplify right side
    187,844.31x = 26,684,934,444.66
  5. Step 5: Solve for x
    x = 26,684,934,444.66/187,844.31
  6. Step 6: Final answer
    x = 142,058.78

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1.5x scale

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.