Home / 284,954.22-427,453.56-95,415.30

Finding the Fourth Proportional to 284,954.22, 427,453.56 and 95,415.30

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Solution

The fourth proportional to 284,954.22, 427,453.56 and 95,415.30 is: 143,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,954.22 : 427,453.56 = 95,415.30 : x
  2. Step 2: Convert to fraction form
    284,954.22/427,453.56 = 95,415.30/x
  3. Step 3: Cross multiply
    284,954.22x = 427,453.56 × 95,415.30
  4. Step 4: Simplify right side
    284,954.22x = 40,785,609,663.47
  5. Step 5: Solve for x
    x = 40,785,609,663.47/284,954.22
  6. Step 6: Final answer
    x = 143,130.39

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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.