Home / 166,091.45-249,176.66-53,771.63

Finding the Fourth Proportional to 166,091.45, 249,176.66 and 53,771.63

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Solution

The fourth proportional to 166,091.45, 249,176.66 and 53,771.63 is: 80,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,091.45 : 249,176.66 = 53,771.63 : x
  2. Step 2: Convert to fraction form
    166,091.45/249,176.66 = 53,771.63/x
  3. Step 3: Cross multiply
    166,091.45x = 249,176.66 × 53,771.63
  4. Step 4: Simplify right side
    166,091.45x = 13,398,633,651.41
  5. Step 5: Solve for x
    x = 13,398,633,651.41/166,091.45
  6. Step 6: Final answer
    x = 80,670.22

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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.