Home / 131,585.41-197,453.36-55,677.97

Finding the Fourth Proportional to 131,585.41, 197,453.36 and 55,677.97

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Solution

The fourth proportional to 131,585.41, 197,453.36 and 55,677.97 is: 83,548.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,585.41 : 197,453.36 = 55,677.97 : x
  2. Step 2: Convert to fraction form
    131,585.41/197,453.36 = 55,677.97/x
  3. Step 3: Cross multiply
    131,585.41x = 197,453.36 × 55,677.97
  4. Step 4: Simplify right side
    131,585.41x = 10,993,802,254.48
  5. Step 5: Solve for x
    x = 10,993,802,254.48/131,585.41
  6. Step 6: Final answer
    x = 83,548.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.