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Finding the Fourth Proportional to 235,719.56, 325,327.28 and 132,365.36

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Solution

The fourth proportional to 235,719.56, 325,327.28 and 132,365.36 is: 182,683.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,719.56 : 325,327.28 = 132,365.36 : x
  2. Step 2: Convert to fraction form
    235,719.56/325,327.28 = 132,365.36/x
  3. Step 3: Cross multiply
    235,719.56x = 325,327.28 × 132,365.36
  4. Step 4: Simplify right side
    235,719.56x = 43,062,062,535.02
  5. Step 5: Solve for x
    x = 43,062,062,535.02/235,719.56
  6. Step 6: Final answer
    x = 182,683.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.