Home / 119,012.68-178,394.44-40,099.64

Finding the Fourth Proportional to 119,012.68, 178,394.44 and 40,099.64

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Solution

The fourth proportional to 119,012.68, 178,394.44 and 40,099.64 is: 60,107.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,012.68 : 178,394.44 = 40,099.64 : x
  2. Step 2: Convert to fraction form
    119,012.68/178,394.44 = 40,099.64/x
  3. Step 3: Cross multiply
    119,012.68x = 178,394.44 × 40,099.64
  4. Step 4: Simplify right side
    119,012.68x = 7,153,552,822.00
  5. Step 5: Solve for x
    x = 7,153,552,822.00/119,012.68
  6. Step 6: Final answer
    x = 60,107.48

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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.