Home / 400,268.23-600,365.14-112,105.92

Finding the Fourth Proportional to 400,268.23, 600,365.14 and 112,105.92

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Solution

The fourth proportional to 400,268.23, 600,365.14 and 112,105.92 is: 168,148.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,268.23 : 600,365.14 = 112,105.92 : x
  2. Step 2: Convert to fraction form
    400,268.23/600,365.14 = 112,105.92/x
  3. Step 3: Cross multiply
    400,268.23x = 600,365.14 × 112,105.92
  4. Step 4: Simplify right side
    400,268.23x = 67,304,488,642.03
  5. Step 5: Solve for x
    x = 67,304,488,642.03/400,268.23
  6. Step 6: Final answer
    x = 168,148.46

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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.