Home / 235,721.57-325,281.69-132,348.15

Finding the Fourth Proportional to 235,721.57, 325,281.69 and 132,348.15

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Solution

The fourth proportional to 235,721.57, 325,281.69 and 132,348.15 is: 182,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,721.57 : 325,281.69 = 132,348.15 : x
  2. Step 2: Convert to fraction form
    235,721.57/325,281.69 = 132,348.15/x
  3. Step 3: Cross multiply
    235,721.57x = 325,281.69 × 132,348.15
  4. Step 4: Simplify right side
    235,721.57x = 43,050,429,900.37
  5. Step 5: Solve for x
    x = 43,050,429,900.37/235,721.57
  6. Step 6: Final answer
    x = 182,632.55

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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.