Home / 166,589.63-249,910.42-54,243.32

Finding the Fourth Proportional to 166,589.63, 249,910.42 and 54,243.32

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Solution

The fourth proportional to 166,589.63, 249,910.42 and 54,243.32 is: 81,373.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,589.63 : 249,910.42 = 54,243.32 : x
  2. Step 2: Convert to fraction form
    166,589.63/249,910.42 = 54,243.32/x
  3. Step 3: Cross multiply
    166,589.63x = 249,910.42 × 54,243.32
  4. Step 4: Simplify right side
    166,589.63x = 13,555,969,498.23
  5. Step 5: Solve for x
    x = 13,555,969,498.23/166,589.63
  6. Step 6: Final answer
    x = 81,373.43

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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.