Home / 166,456.08-230,013.68-118,626.39

Finding the Fourth Proportional to 166,456.08, 230,013.68 and 118,626.39

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Solution

The fourth proportional to 166,456.08, 230,013.68 and 118,626.39 is: 163,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,456.08 : 230,013.68 = 118,626.39 : x
  2. Step 2: Convert to fraction form
    166,456.08/230,013.68 = 118,626.39/x
  3. Step 3: Cross multiply
    166,456.08x = 230,013.68 × 118,626.39
  4. Step 4: Simplify right side
    166,456.08x = 27,285,691,915.88
  5. Step 5: Solve for x
    x = 27,285,691,915.88/166,456.08
  6. Step 6: Final answer
    x = 163,921.27

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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.