Home / 126,274.64-189,268.83-42,014.97

Finding the Fourth Proportional to 126,274.64, 189,268.83 and 42,014.97

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Solution

The fourth proportional to 126,274.64, 189,268.83 and 42,014.97 is: 62,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,274.64 : 189,268.83 = 42,014.97 : x
  2. Step 2: Convert to fraction form
    126,274.64/189,268.83 = 42,014.97/x
  3. Step 3: Cross multiply
    126,274.64x = 189,268.83 × 42,014.97
  4. Step 4: Simplify right side
    126,274.64x = 7,952,124,214.39
  5. Step 5: Solve for x
    x = 7,952,124,214.39/126,274.64
  6. Step 6: Final answer
    x = 62,974.83

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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.