Home / 240,710.76-332,186.04-131,819.69

Finding the Fourth Proportional to 240,710.76, 332,186.04 and 131,819.69

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Solution

The fourth proportional to 240,710.76, 332,186.04 and 131,819.69 is: 181,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,710.76 : 332,186.04 = 131,819.69 : x
  2. Step 2: Convert to fraction form
    240,710.76/332,186.04 = 131,819.69/x
  3. Step 3: Cross multiply
    240,710.76x = 332,186.04 × 131,819.69
  4. Step 4: Simplify right side
    240,710.76x = 43,788,659,154.20
  5. Step 5: Solve for x
    x = 43,788,659,154.20/240,710.76
  6. Step 6: Final answer
    x = 181,914.01

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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.