Home / 255,319.80-352,338.35-140,596.05

Finding the Fourth Proportional to 255,319.80, 352,338.35 and 140,596.05

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Solution

The fourth proportional to 255,319.80, 352,338.35 and 140,596.05 is: 194,020.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,319.80 : 352,338.35 = 140,596.05 : x
  2. Step 2: Convert to fraction form
    255,319.80/352,338.35 = 140,596.05/x
  3. Step 3: Cross multiply
    255,319.80x = 352,338.35 × 140,596.05
  4. Step 4: Simplify right side
    255,319.80x = 49,537,379,570.54
  5. Step 5: Solve for x
    x = 49,537,379,570.54/255,319.80
  6. Step 6: Final answer
    x = 194,020.91

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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.