Home / 339,019.17-508,344.21-102,331.10

Finding the Fourth Proportional to 339,019.17, 508,344.21 and 102,331.10

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Solution

The fourth proportional to 339,019.17, 508,344.21 and 102,331.10 is: 153,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,019.17 : 508,344.21 = 102,331.10 : x
  2. Step 2: Convert to fraction form
    339,019.17/508,344.21 = 102,331.10/x
  3. Step 3: Cross multiply
    339,019.17x = 508,344.21 × 102,331.10
  4. Step 4: Simplify right side
    339,019.17x = 52,019,419,646.21
  5. Step 5: Solve for x
    x = 52,019,419,646.21/339,019.17
  6. Step 6: Final answer
    x = 153,440.94

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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.