Home / 127,611.98-191,403.39-34,125.02

Finding the Fourth Proportional to 127,611.98, 191,403.39 and 34,125.02

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Solution

The fourth proportional to 127,611.98, 191,403.39 and 34,125.02 is: 51,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,611.98 : 191,403.39 = 34,125.02 : x
  2. Step 2: Convert to fraction form
    127,611.98/191,403.39 = 34,125.02/x
  3. Step 3: Cross multiply
    127,611.98x = 191,403.39 × 34,125.02
  4. Step 4: Simplify right side
    127,611.98x = 6,531,644,511.82
  5. Step 5: Solve for x
    x = 6,531,644,511.82/127,611.98
  6. Step 6: Final answer
    x = 51,183.63

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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.