Home / 170,964.17-256,217.00-133,059.21

Finding the Fourth Proportional to 170,964.17, 256,217.00 and 133,059.21

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Solution

The fourth proportional to 170,964.17, 256,217.00 and 133,059.21 is: 199,410.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,964.17 : 256,217.00 = 133,059.21 : x
  2. Step 2: Convert to fraction form
    170,964.17/256,217.00 = 133,059.21/x
  3. Step 3: Cross multiply
    170,964.17x = 256,217.00 × 133,059.21
  4. Step 4: Simplify right side
    170,964.17x = 34,092,030,943.27
  5. Step 5: Solve for x
    x = 34,092,030,943.27/170,964.17
  6. Step 6: Final answer
    x = 199,410.39

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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.