Home / 227,742.19-341,820.60-121,215.59

Finding the Fourth Proportional to 227,742.19, 341,820.60 and 121,215.59

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Solution

The fourth proportional to 227,742.19, 341,820.60 and 121,215.59 is: 181,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,742.19 : 341,820.60 = 121,215.59 : x
  2. Step 2: Convert to fraction form
    227,742.19/341,820.60 = 121,215.59/x
  3. Step 3: Cross multiply
    227,742.19x = 341,820.60 × 121,215.59
  4. Step 4: Simplify right side
    227,742.19x = 41,433,985,703.15
  5. Step 5: Solve for x
    x = 41,433,985,703.15/227,742.19
  6. Step 6: Final answer
    x = 181,933.73

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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.