Home / 82,110.92-123,166.40-37,774.98

Finding the Fourth Proportional to 82,110.92, 123,166.40 and 37,774.98

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Solution

The fourth proportional to 82,110.92, 123,166.40 and 37,774.98 is: 56,662.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,110.92 : 123,166.40 = 37,774.98 : x
  2. Step 2: Convert to fraction form
    82,110.92/123,166.40 = 37,774.98/x
  3. Step 3: Cross multiply
    82,110.92x = 123,166.40 × 37,774.98
  4. Step 4: Simplify right side
    82,110.92x = 4,652,608,107.80
  5. Step 5: Solve for x
    x = 4,652,608,107.80/82,110.92
  6. Step 6: Final answer
    x = 56,662.48

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1.5x scale

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.