Home / 170,513.37-235,134.23-113,132.57

Finding the Fourth Proportional to 170,513.37, 235,134.23 and 113,132.57

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Solution

The fourth proportional to 170,513.37, 235,134.23 and 113,132.57 is: 156,007.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,513.37 : 235,134.23 = 113,132.57 : x
  2. Step 2: Convert to fraction form
    170,513.37/235,134.23 = 113,132.57/x
  3. Step 3: Cross multiply
    170,513.37x = 235,134.23 × 113,132.57
  4. Step 4: Simplify right side
    170,513.37x = 26,601,337,993.54
  5. Step 5: Solve for x
    x = 26,601,337,993.54/170,513.37
  6. Step 6: Final answer
    x = 156,007.34

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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.