Home / 227,054.52-313,287.30-131,555.40

Finding the Fourth Proportional to 227,054.52, 313,287.30 and 131,555.40

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Solution

The fourth proportional to 227,054.52, 313,287.30 and 131,555.40 is: 181,518.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,054.52 : 313,287.30 = 131,555.40 : x
  2. Step 2: Convert to fraction form
    227,054.52/313,287.30 = 131,555.40/x
  3. Step 3: Cross multiply
    227,054.52x = 313,287.30 × 131,555.40
  4. Step 4: Simplify right side
    227,054.52x = 41,214,636,066.42
  5. Step 5: Solve for x
    x = 41,214,636,066.42/227,054.52
  6. Step 6: Final answer
    x = 181,518.68

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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.