Home / 226,392.03-312,235.59-140,291.19

Finding the Fourth Proportional to 226,392.03, 312,235.59 and 140,291.19

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Solution

The fourth proportional to 226,392.03, 312,235.59 and 140,291.19 is: 193,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,392.03 : 312,235.59 = 140,291.19 : x
  2. Step 2: Convert to fraction form
    226,392.03/312,235.59 = 140,291.19/x
  3. Step 3: Cross multiply
    226,392.03x = 312,235.59 × 140,291.19
  4. Step 4: Simplify right side
    226,392.03x = 43,803,902,481.45
  5. Step 5: Solve for x
    x = 43,803,902,481.45/226,392.03
  6. Step 6: Final answer
    x = 193,486.95

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1.5x scale

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.