Home / 284,847.26-427,139.34-104,887.50

Finding the Fourth Proportional to 284,847.26, 427,139.34 and 104,887.50

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Solution

The fourth proportional to 284,847.26, 427,139.34 and 104,887.50 is: 157,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,847.26 : 427,139.34 = 104,887.50 : x
  2. Step 2: Convert to fraction form
    284,847.26/427,139.34 = 104,887.50/x
  3. Step 3: Cross multiply
    284,847.26x = 427,139.34 × 104,887.50
  4. Step 4: Simplify right side
    284,847.26x = 44,801,577,524.25
  5. Step 5: Solve for x
    x = 44,801,577,524.25/284,847.26
  6. Step 6: Final answer
    x = 157,282.81

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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.