Home / 187,382.24-258,583.56-102,496.40

Finding the Fourth Proportional to 187,382.24, 258,583.56 and 102,496.40

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Solution

The fourth proportional to 187,382.24, 258,583.56 and 102,496.40 is: 141,442.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,382.24 : 258,583.56 = 102,496.40 : x
  2. Step 2: Convert to fraction form
    187,382.24/258,583.56 = 102,496.40/x
  3. Step 3: Cross multiply
    187,382.24x = 258,583.56 × 102,496.40
  4. Step 4: Simplify right side
    187,382.24x = 26,503,883,999.18
  5. Step 5: Solve for x
    x = 26,503,883,999.18/187,382.24
  6. Step 6: Final answer
    x = 141,442.88

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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.