Home / 347,694.21-521,459.49-94,914.61

Finding the Fourth Proportional to 347,694.21, 521,459.49 and 94,914.61

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Solution

The fourth proportional to 347,694.21, 521,459.49 and 94,914.61 is: 142,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,694.21 : 521,459.49 = 94,914.61 : x
  2. Step 2: Convert to fraction form
    347,694.21/521,459.49 = 94,914.61/x
  3. Step 3: Cross multiply
    347,694.21x = 521,459.49 × 94,914.61
  4. Step 4: Simplify right side
    347,694.21x = 49,494,121,042.28
  5. Step 5: Solve for x
    x = 49,494,121,042.28/347,694.21
  6. Step 6: Final answer
    x = 142,349.57

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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.