Home / 119,310.48-178,991.64-36,210.96

Finding the Fourth Proportional to 119,310.48, 178,991.64 and 36,210.96

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Solution

The fourth proportional to 119,310.48, 178,991.64 and 36,210.96 is: 54,324.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,310.48 : 178,991.64 = 36,210.96 : x
  2. Step 2: Convert to fraction form
    119,310.48/178,991.64 = 36,210.96/x
  3. Step 3: Cross multiply
    119,310.48x = 178,991.64 × 36,210.96
  4. Step 4: Simplify right side
    119,310.48x = 6,481,459,116.37
  5. Step 5: Solve for x
    x = 6,481,459,116.37/119,310.48
  6. Step 6: Final answer
    x = 54,324.31

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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.