Home / 126,826.56-190,292.94-55,712.52

Finding the Fourth Proportional to 126,826.56, 190,292.94 and 55,712.52

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Solution

The fourth proportional to 126,826.56, 190,292.94 and 55,712.52 is: 83,592.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,826.56 : 190,292.94 = 55,712.52 : x
  2. Step 2: Convert to fraction form
    126,826.56/190,292.94 = 55,712.52/x
  3. Step 3: Cross multiply
    126,826.56x = 190,292.94 × 55,712.52
  4. Step 4: Simplify right side
    126,826.56x = 10,601,699,225.61
  5. Step 5: Solve for x
    x = 10,601,699,225.61/126,826.56
  6. Step 6: Final answer
    x = 83,592.11

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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.