Home / 347,434.88-521,146.83-110,775.96

Finding the Fourth Proportional to 347,434.88, 521,146.83 and 110,775.96

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Solution

The fourth proportional to 347,434.88, 521,146.83 and 110,775.96 is: 166,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,434.88 : 521,146.83 = 110,775.96 : x
  2. Step 2: Convert to fraction form
    347,434.88/521,146.83 = 110,775.96/x
  3. Step 3: Cross multiply
    347,434.88x = 521,146.83 × 110,775.96
  4. Step 4: Simplify right side
    347,434.88x = 57,730,540,394.21
  5. Step 5: Solve for x
    x = 57,730,540,394.21/347,434.88
  6. Step 6: Final answer
    x = 166,162.19

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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.