Home / 187,473.24-258,712.14-102,589.56

Finding the Fourth Proportional to 187,473.24, 258,712.14 and 102,589.56

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Solution

The fourth proportional to 187,473.24, 258,712.14 and 102,589.56 is: 141,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,473.24 : 258,712.14 = 102,589.56 : x
  2. Step 2: Convert to fraction form
    187,473.24/258,712.14 = 102,589.56/x
  3. Step 3: Cross multiply
    187,473.24x = 258,712.14 × 102,589.56
  4. Step 4: Simplify right side
    187,473.24x = 26,541,164,609.26
  5. Step 5: Solve for x
    x = 26,541,164,609.26/187,473.24
  6. Step 6: Final answer
    x = 141,573.08

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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.