Home / 119,198.60-178,797.74-30,452.14

Finding the Fourth Proportional to 119,198.60, 178,797.74 and 30,452.14

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Solution

The fourth proportional to 119,198.60, 178,797.74 and 30,452.14 is: 45,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,198.60 : 178,797.74 = 30,452.14 : x
  2. Step 2: Convert to fraction form
    119,198.60/178,797.74 = 30,452.14/x
  3. Step 3: Cross multiply
    119,198.60x = 178,797.74 × 30,452.14
  4. Step 4: Simplify right side
    119,198.60x = 5,444,773,810.16
  5. Step 5: Solve for x
    x = 5,444,773,810.16/119,198.60
  6. Step 6: Final answer
    x = 45,678.17

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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.