Home / 166,589.72-249,884.36-54,269.74

Finding the Fourth Proportional to 166,589.72, 249,884.36 and 54,269.74

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Solution

The fourth proportional to 166,589.72, 249,884.36 and 54,269.74 is: 81,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,589.72 : 249,884.36 = 54,269.74 : x
  2. Step 2: Convert to fraction form
    166,589.72/249,884.36 = 54,269.74/x
  3. Step 3: Cross multiply
    166,589.72x = 249,884.36 × 54,269.74
  4. Step 4: Simplify right side
    166,589.72x = 13,561,159,247.27
  5. Step 5: Solve for x
    x = 13,561,159,247.27/166,589.72
  6. Step 6: Final answer
    x = 81,404.54

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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.