Home / 126,434.14-189,651.12-37,685.37

Finding the Fourth Proportional to 126,434.14, 189,651.12 and 37,685.37

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Solution

The fourth proportional to 126,434.14, 189,651.12 and 37,685.37 is: 56,528.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,434.14 : 189,651.12 = 37,685.37 : x
  2. Step 2: Convert to fraction form
    126,434.14/189,651.12 = 37,685.37/x
  3. Step 3: Cross multiply
    126,434.14x = 189,651.12 × 37,685.37
  4. Step 4: Simplify right side
    126,434.14x = 7,147,072,628.11
  5. Step 5: Solve for x
    x = 7,147,072,628.11/126,434.14
  6. Step 6: Final answer
    x = 56,528.03

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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.