Home / 166,255.33-249,459.68-103,149.58

Finding the Fourth Proportional to 166,255.33, 249,459.68 and 103,149.58

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Solution

The fourth proportional to 166,255.33, 249,459.68 and 103,149.58 is: 154,771.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,255.33 : 249,459.68 = 103,149.58 : x
  2. Step 2: Convert to fraction form
    166,255.33/249,459.68 = 103,149.58/x
  3. Step 3: Cross multiply
    166,255.33x = 249,459.68 × 103,149.58
  4. Step 4: Simplify right side
    166,255.33x = 25,731,661,218.93
  5. Step 5: Solve for x
    x = 25,731,661,218.93/166,255.33
  6. Step 6: Final answer
    x = 154,771.95

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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.