Home / 235,065.48-324,391.64-127,635.52

Finding the Fourth Proportional to 235,065.48, 324,391.64 and 127,635.52

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Solution

The fourth proportional to 235,065.48, 324,391.64 and 127,635.52 is: 176,137.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,065.48 : 324,391.64 = 127,635.52 : x
  2. Step 2: Convert to fraction form
    235,065.48/324,391.64 = 127,635.52/x
  3. Step 3: Cross multiply
    235,065.48x = 324,391.64 × 127,635.52
  4. Step 4: Simplify right side
    235,065.48x = 41,403,895,655.05
  5. Step 5: Solve for x
    x = 41,403,895,655.05/235,065.48
  6. Step 6: Final answer
    x = 176,137.71

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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.