Home / 131,893.37-182,012.21-71,464.00

Finding the Fourth Proportional to 131,893.37, 182,012.21 and 71,464.00

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Solution

The fourth proportional to 131,893.37, 182,012.21 and 71,464.00 is: 98,619.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,893.37 : 182,012.21 = 71,464.00 : x
  2. Step 2: Convert to fraction form
    131,893.37/182,012.21 = 71,464.00/x
  3. Step 3: Cross multiply
    131,893.37x = 182,012.21 × 71,464.00
  4. Step 4: Simplify right side
    131,893.37x = 13,007,320,299.07
  5. Step 5: Solve for x
    x = 13,007,320,299.07/131,893.37
  6. Step 6: Final answer
    x = 98,619.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.