Home / 166,272.24-249,422.09-71,504.67

Finding the Fourth Proportional to 166,272.24, 249,422.09 and 71,504.67

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Solution

The fourth proportional to 166,272.24, 249,422.09 and 71,504.67 is: 107,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,272.24 : 249,422.09 = 71,504.67 : x
  2. Step 2: Convert to fraction form
    166,272.24/249,422.09 = 71,504.67/x
  3. Step 3: Cross multiply
    166,272.24x = 249,422.09 × 71,504.67
  4. Step 4: Simplify right side
    166,272.24x = 17,834,844,813.97
  5. Step 5: Solve for x
    x = 17,834,844,813.97/166,272.24
  6. Step 6: Final answer
    x = 107,262.91

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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.