Home / 126,460.88-174,597.37-81,158.39

Finding the Fourth Proportional to 126,460.88, 174,597.37 and 81,158.39

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Solution

The fourth proportional to 126,460.88, 174,597.37 and 81,158.39 is: 112,050.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,460.88 : 174,597.37 = 81,158.39 : x
  2. Step 2: Convert to fraction form
    126,460.88/174,597.37 = 81,158.39/x
  3. Step 3: Cross multiply
    126,460.88x = 174,597.37 × 81,158.39
  4. Step 4: Simplify right side
    126,460.88x = 14,170,041,447.43
  5. Step 5: Solve for x
    x = 14,170,041,447.43/126,460.88
  6. Step 6: Final answer
    x = 112,050.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.