Home / 347,435.38-521,147.58-110,776.46

Finding the Fourth Proportional to 347,435.38, 521,147.58 and 110,776.46

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Solution

The fourth proportional to 347,435.38, 521,147.58 and 110,776.46 is: 166,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,435.38 : 521,147.58 = 110,776.46 : x
  2. Step 2: Convert to fraction form
    347,435.38/521,147.58 = 110,776.46/x
  3. Step 3: Cross multiply
    347,435.38x = 521,147.58 × 110,776.46
  4. Step 4: Simplify right side
    347,435.38x = 57,730,884,049.97
  5. Step 5: Solve for x
    x = 57,730,884,049.97/347,435.38
  6. Step 6: Final answer
    x = 166,162.94

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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.