Home / 119,051.19-178,576.16-30,305.97

Finding the Fourth Proportional to 119,051.19, 178,576.16 and 30,305.97

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Solution

The fourth proportional to 119,051.19, 178,576.16 and 30,305.97 is: 45,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,051.19 : 178,576.16 = 30,305.97 : x
  2. Step 2: Convert to fraction form
    119,051.19/178,576.16 = 30,305.97/x
  3. Step 3: Cross multiply
    119,051.19x = 178,576.16 × 30,305.97
  4. Step 4: Simplify right side
    119,051.19x = 5,411,923,596.15
  5. Step 5: Solve for x
    x = 5,411,923,596.15/119,051.19
  6. Step 6: Final answer
    x = 45,458.79

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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.