Home / 174,736.20-261,710.40-122,379.36

Finding the Fourth Proportional to 174,736.20, 261,710.40 and 122,379.36

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Solution

The fourth proportional to 174,736.20, 261,710.40 and 122,379.36 is: 183,293.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,736.20 : 261,710.40 = 122,379.36 : x
  2. Step 2: Convert to fraction form
    174,736.20/261,710.40 = 122,379.36/x
  3. Step 3: Cross multiply
    174,736.20x = 261,710.40 × 122,379.36
  4. Step 4: Simplify right side
    174,736.20x = 32,027,951,257.34
  5. Step 5: Solve for x
    x = 32,027,951,257.34/174,736.20
  6. Step 6: Final answer
    x = 183,293.17

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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.