Home / 187,646.46-258,887.85-107,016.02

Finding the Fourth Proportional to 187,646.46, 258,887.85 and 107,016.02

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Solution

The fourth proportional to 187,646.46, 258,887.85 and 107,016.02 is: 147,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,646.46 : 258,887.85 = 107,016.02 : x
  2. Step 2: Convert to fraction form
    187,646.46/258,887.85 = 107,016.02/x
  3. Step 3: Cross multiply
    187,646.46x = 258,887.85 × 107,016.02
  4. Step 4: Simplify right side
    187,646.46x = 27,705,147,333.36
  5. Step 5: Solve for x
    x = 27,705,147,333.36/187,646.46
  6. Step 6: Final answer
    x = 147,645.46

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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.