Home / 271,822.95-407,737.80-82,284.57

Finding the Fourth Proportional to 271,822.95, 407,737.80 and 82,284.57

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Solution

The fourth proportional to 271,822.95, 407,737.80 and 82,284.57 is: 123,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,822.95 : 407,737.80 = 82,284.57 : x
  2. Step 2: Convert to fraction form
    271,822.95/407,737.80 = 82,284.57/x
  3. Step 3: Cross multiply
    271,822.95x = 407,737.80 × 82,284.57
  4. Step 4: Simplify right side
    271,822.95x = 33,550,529,545.75
  5. Step 5: Solve for x
    x = 33,550,529,545.75/271,822.95
  6. Step 6: Final answer
    x = 123,427.88

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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.