Home / 271,981.68-407,520.90-166,579.08

Finding the Fourth Proportional to 271,981.68, 407,520.90 and 166,579.08

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Solution

The fourth proportional to 271,981.68, 407,520.90 and 166,579.08 is: 249,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,981.68 : 407,520.90 = 166,579.08 : x
  2. Step 2: Convert to fraction form
    271,981.68/407,520.90 = 166,579.08/x
  3. Step 3: Cross multiply
    271,981.68x = 407,520.90 × 166,579.08
  4. Step 4: Simplify right side
    271,981.68x = 67,884,456,602.77
  5. Step 5: Solve for x
    x = 67,884,456,602.77/271,981.68
  6. Step 6: Final answer
    x = 249,592.02

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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.