Home / 227,748.19-341,829.60-121,221.58

Finding the Fourth Proportional to 227,748.19, 341,829.60 and 121,221.58

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Solution

The fourth proportional to 227,748.19, 341,829.60 and 121,221.58 is: 181,942.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,748.19 : 341,829.60 = 121,221.58 : x
  2. Step 2: Convert to fraction form
    227,748.19/341,829.60 = 121,221.58/x
  3. Step 3: Cross multiply
    227,748.19x = 341,829.60 × 121,221.58
  4. Step 4: Simplify right side
    227,748.19x = 41,437,124,202.77
  5. Step 5: Solve for x
    x = 41,437,124,202.77/227,748.19
  6. Step 6: Final answer
    x = 181,942.72

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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.