Home / 351,814.49-527,721.73-141,403.22

Finding the Fourth Proportional to 351,814.49, 527,721.73 and 141,403.22

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Solution

The fourth proportional to 351,814.49, 527,721.73 and 141,403.22 is: 212,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,814.49 : 527,721.73 = 141,403.22 : x
  2. Step 2: Convert to fraction form
    351,814.49/527,721.73 = 141,403.22/x
  3. Step 3: Cross multiply
    351,814.49x = 527,721.73 × 141,403.22
  4. Step 4: Simplify right side
    351,814.49x = 74,621,551,668.20
  5. Step 5: Solve for x
    x = 74,621,551,668.20/351,814.49
  6. Step 6: Final answer
    x = 212,104.83

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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.