Home / 166,634.36-249,977.45-54,288.42

Finding the Fourth Proportional to 166,634.36, 249,977.45 and 54,288.42

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Solution

The fourth proportional to 166,634.36, 249,977.45 and 54,288.42 is: 81,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,634.36 : 249,977.45 = 54,288.42 : x
  2. Step 2: Convert to fraction form
    166,634.36/249,977.45 = 54,288.42/x
  3. Step 3: Cross multiply
    166,634.36x = 249,977.45 × 54,288.42
  4. Step 4: Simplify right side
    166,634.36x = 13,570,880,524.69
  5. Step 5: Solve for x
    x = 13,570,880,524.69/166,634.36
  6. Step 6: Final answer
    x = 81,441.07

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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.