Home / 166,268.45-249,439.57-47,930.55

Finding the Fourth Proportional to 166,268.45, 249,439.57 and 47,930.55

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Solution

The fourth proportional to 166,268.45, 249,439.57 and 47,930.55 is: 71,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,268.45 : 249,439.57 = 47,930.55 : x
  2. Step 2: Convert to fraction form
    166,268.45/249,439.57 = 47,930.55/x
  3. Step 3: Cross multiply
    166,268.45x = 249,439.57 × 47,930.55
  4. Step 4: Simplify right side
    166,268.45x = 11,955,775,662.04
  5. Step 5: Solve for x
    x = 11,955,775,662.04/166,268.45
  6. Step 6: Final answer
    x = 71,906.46

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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.