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Finding the Fourth Proportional to 166,548.60, 249,093.90 and 148,906.80

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Solution

The fourth proportional to 166,548.60, 249,093.90 and 148,906.80 is: 222,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,548.60 : 249,093.90 = 148,906.80 : x
  2. Step 2: Convert to fraction form
    166,548.60/249,093.90 = 148,906.80/x
  3. Step 3: Cross multiply
    166,548.60x = 249,093.90 × 148,906.80
  4. Step 4: Simplify right side
    166,548.60x = 37,091,775,548.52
  5. Step 5: Solve for x
    x = 37,091,775,548.52/166,548.60
  6. Step 6: Final answer
    x = 222,708.42

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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.