Home / 166,841.19-230,239.67-90,358.56

Finding the Fourth Proportional to 166,841.19, 230,239.67 and 90,358.56

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Solution

The fourth proportional to 166,841.19, 230,239.67 and 90,358.56 is: 124,694.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,841.19 : 230,239.67 = 90,358.56 : x
  2. Step 2: Convert to fraction form
    166,841.19/230,239.67 = 90,358.56/x
  3. Step 3: Cross multiply
    166,841.19x = 230,239.67 × 90,358.56
  4. Step 4: Simplify right side
    166,841.19x = 20,804,124,584.28
  5. Step 5: Solve for x
    x = 20,804,124,584.28/166,841.19
  6. Step 6: Final answer
    x = 124,694.18

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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.