Home / 181,819.76-272,357.78-148,205.57

Finding the Fourth Proportional to 181,819.76, 272,357.78 and 148,205.57

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Solution

The fourth proportional to 181,819.76, 272,357.78 and 148,205.57 is: 222,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,819.76 : 272,357.78 = 148,205.57 : x
  2. Step 2: Convert to fraction form
    181,819.76/272,357.78 = 148,205.57/x
  3. Step 3: Cross multiply
    181,819.76x = 272,357.78 × 148,205.57
  4. Step 4: Simplify right side
    181,819.76x = 40,364,937,926.02
  5. Step 5: Solve for x
    x = 40,364,937,926.02/181,819.76
  6. Step 6: Final answer
    x = 222,005.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.