Home / 235,629.50-325,166.19-140,134.10

Finding the Fourth Proportional to 235,629.50, 325,166.19 and 140,134.10

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Solution

The fourth proportional to 235,629.50, 325,166.19 and 140,134.10 is: 193,383.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,629.50 : 325,166.19 = 140,134.10 : x
  2. Step 2: Convert to fraction form
    235,629.50/325,166.19 = 140,134.10/x
  3. Step 3: Cross multiply
    235,629.50x = 325,166.19 × 140,134.10
  4. Step 4: Simplify right side
    235,629.50x = 45,566,871,386.08
  5. Step 5: Solve for x
    x = 45,566,871,386.08/235,629.50
  6. Step 6: Final answer
    x = 193,383.56

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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.