Home / 344,971.36-517,379.28-95,672.80

Finding the Fourth Proportional to 344,971.36, 517,379.28 and 95,672.80

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Solution

The fourth proportional to 344,971.36, 517,379.28 and 95,672.80 is: 143,487.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,971.36 : 517,379.28 = 95,672.80 : x
  2. Step 2: Convert to fraction form
    344,971.36/517,379.28 = 95,672.80/x
  3. Step 3: Cross multiply
    344,971.36x = 517,379.28 × 95,672.80
  4. Step 4: Simplify right side
    344,971.36x = 49,499,124,379.58
  5. Step 5: Solve for x
    x = 49,499,124,379.58/344,971.36
  6. Step 6: Final answer
    x = 143,487.63

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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.