Home / 166,868.94-230,277.76-90,386.26

Finding the Fourth Proportional to 166,868.94, 230,277.76 and 90,386.26

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Solution

The fourth proportional to 166,868.94, 230,277.76 and 90,386.26 is: 124,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,868.94 : 230,277.76 = 90,386.26 : x
  2. Step 2: Convert to fraction form
    166,868.94/230,277.76 = 90,386.26/x
  3. Step 3: Cross multiply
    166,868.94x = 230,277.76 × 90,386.26
  4. Step 4: Simplify right side
    166,868.94x = 20,813,945,487.58
  5. Step 5: Solve for x
    x = 20,813,945,487.58/166,868.94
  6. Step 6: Final answer
    x = 124,732.29

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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.