Home / 284,844.27-427,134.84-104,884.50

Finding the Fourth Proportional to 284,844.27, 427,134.84 and 104,884.50

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Solution

The fourth proportional to 284,844.27, 427,134.84 and 104,884.50 is: 157,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,844.27 : 427,134.84 = 104,884.50 : x
  2. Step 2: Convert to fraction form
    284,844.27/427,134.84 = 104,884.50/x
  3. Step 3: Cross multiply
    284,844.27x = 427,134.84 × 104,884.50
  4. Step 4: Simplify right side
    284,844.27x = 44,799,824,125.98
  5. Step 5: Solve for x
    x = 44,799,824,125.98/284,844.27
  6. Step 6: Final answer
    x = 157,278.31

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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.