Home / 166,255.70-249,383.55-163,631.30

Finding the Fourth Proportional to 166,255.70, 249,383.55 and 163,631.30

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Solution

The fourth proportional to 166,255.70, 249,383.55 and 163,631.30 is: 245,446.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,255.70 : 249,383.55 = 163,631.30 : x
  2. Step 2: Convert to fraction form
    166,255.70/249,383.55 = 163,631.30/x
  3. Step 3: Cross multiply
    166,255.70x = 249,383.55 × 163,631.30
  4. Step 4: Simplify right side
    166,255.70x = 40,806,954,485.12
  5. Step 5: Solve for x
    x = 40,806,954,485.12/166,255.70
  6. Step 6: Final answer
    x = 245,446.95

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1.5x scale

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.