Home / 166,974.61-230,424.37-90,495.56

Finding the Fourth Proportional to 166,974.61, 230,424.37 and 90,495.56

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Solution

The fourth proportional to 166,974.61, 230,424.37 and 90,495.56 is: 124,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,974.61 : 230,424.37 = 90,495.56 : x
  2. Step 2: Convert to fraction form
    166,974.61/230,424.37 = 90,495.56/x
  3. Step 3: Cross multiply
    166,974.61x = 230,424.37 × 90,495.56
  4. Step 4: Simplify right side
    166,974.61x = 20,852,382,750.62
  5. Step 5: Solve for x
    x = 20,852,382,750.62/166,974.61
  6. Step 6: Final answer
    x = 124,883.56

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1.5x scale

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.