Home / 126,927.47-190,329-52,027.24

Finding the Fourth Proportional to 126,927.47, 190,329 and 52,027.24

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Solution

The fourth proportional to 126,927.47, 190,329 and 52,027.24 is: 78,015.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,927.47 : 190,329 = 52,027.24 : x
  2. Step 2: Convert to fraction form
    126,927.47/190,329 = 52,027.24/x
  3. Step 3: Cross multiply
    126,927.47x = 190,329 × 52,027.24
  4. Step 4: Simplify right side
    126,927.47x = 9,902,292,561.96
  5. Step 5: Solve for x
    x = 9,902,292,561.96/126,927.47
  6. Step 6: Final answer
    x = 78,015.36

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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.