Home / 271,711.28-407,124.20-166,309.04

Finding the Fourth Proportional to 271,711.28, 407,124.20 and 166,309.04

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Solution

The fourth proportional to 271,711.28, 407,124.20 and 166,309.04 is: 249,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,711.28 : 407,124.20 = 166,309.04 : x
  2. Step 2: Convert to fraction form
    271,711.28/407,124.20 = 166,309.04/x
  3. Step 3: Cross multiply
    271,711.28x = 407,124.20 × 166,309.04
  4. Step 4: Simplify right side
    271,711.28x = 67,708,434,862.77
  5. Step 5: Solve for x
    x = 67,708,434,862.77/271,711.28
  6. Step 6: Final answer
    x = 249,192.58

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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.