Home / 166,091.50-249,137.25-53,865.60

Finding the Fourth Proportional to 166,091.50, 249,137.25 and 53,865.60

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Solution

The fourth proportional to 166,091.50, 249,137.25 and 53,865.60 is: 80,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,091.50 : 249,137.25 = 53,865.60 : x
  2. Step 2: Convert to fraction form
    166,091.50/249,137.25 = 53,865.60/x
  3. Step 3: Cross multiply
    166,091.50x = 249,137.25 × 53,865.60
  4. Step 4: Simplify right side
    166,091.50x = 13,419,927,453.60
  5. Step 5: Solve for x
    x = 13,419,927,453.60/166,091.50
  6. Step 6: Final answer
    x = 80,798.40

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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.