Home / 175,406.05-263,136.57-57,049.66

Finding the Fourth Proportional to 175,406.05, 263,136.57 and 57,049.66

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Solution

The fourth proportional to 175,406.05, 263,136.57 and 57,049.66 is: 85,583.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,406.05 : 263,136.57 = 57,049.66 : x
  2. Step 2: Convert to fraction form
    175,406.05/263,136.57 = 57,049.66/x
  3. Step 3: Cross multiply
    175,406.05x = 263,136.57 × 57,049.66
  4. Step 4: Simplify right side
    175,406.05x = 15,011,851,852.07
  5. Step 5: Solve for x
    x = 15,011,851,852.07/175,406.05
  6. Step 6: Final answer
    x = 85,583.43

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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.