Home / 126,284.66-189,458.17-37,537.78

Finding the Fourth Proportional to 126,284.66, 189,458.17 and 37,537.78

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Solution

The fourth proportional to 126,284.66, 189,458.17 and 37,537.78 is: 56,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,284.66 : 189,458.17 = 37,537.78 : x
  2. Step 2: Convert to fraction form
    126,284.66/189,458.17 = 37,537.78/x
  3. Step 3: Cross multiply
    126,284.66x = 189,458.17 × 37,537.78
  4. Step 4: Simplify right side
    126,284.66x = 7,111,839,104.66
  5. Step 5: Solve for x
    x = 7,111,839,104.66/126,284.66
  6. Step 6: Final answer
    x = 56,315.94

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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.