Home / 501,087.75-751,675.37-127,110.75

Finding the Fourth Proportional to 501,087.75, 751,675.37 and 127,110.75

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Solution

The fourth proportional to 501,087.75, 751,675.37 and 127,110.75 is: 190,677.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,087.75 : 751,675.37 = 127,110.75 : x
  2. Step 2: Convert to fraction form
    501,087.75/751,675.37 = 127,110.75/x
  3. Step 3: Cross multiply
    501,087.75x = 751,675.37 × 127,110.75
  4. Step 4: Simplify right side
    501,087.75x = 95,546,020,037.23
  5. Step 5: Solve for x
    x = 95,546,020,037.23/501,087.75
  6. Step 6: Final answer
    x = 190,677.22

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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.