Home / 187,727.80-259,049.46-102,844.12

Finding the Fourth Proportional to 187,727.80, 259,049.46 and 102,844.12

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Solution

The fourth proportional to 187,727.80, 259,049.46 and 102,844.12 is: 141,916.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,727.80 : 259,049.46 = 102,844.12 : x
  2. Step 2: Convert to fraction form
    187,727.80/259,049.46 = 102,844.12/x
  3. Step 3: Cross multiply
    187,727.80x = 259,049.46 × 102,844.12
  4. Step 4: Simplify right side
    187,727.80x = 26,641,713,750.18
  5. Step 5: Solve for x
    x = 26,641,713,750.18/187,727.80
  6. Step 6: Final answer
    x = 141,916.72

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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.