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Finding the Fourth Proportional to 49,798.08, 74,719.20 and 26,099.99

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Solution

The fourth proportional to 49,798.08, 74,719.20 and 26,099.99 is: 39,161.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,798.08 : 74,719.20 = 26,099.99 : x
  2. Step 2: Convert to fraction form
    49,798.08/74,719.20 = 26,099.99/x
  3. Step 3: Cross multiply
    49,798.08x = 74,719.20 × 26,099.99
  4. Step 4: Simplify right side
    49,798.08x = 1,950,170,587.80
  5. Step 5: Solve for x
    x = 1,950,170,587.80/49,798.08
  6. Step 6: Final answer
    x = 39,161.57

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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.