Home / 126,221.88-189,332.76-37,475.34

Finding the Fourth Proportional to 126,221.88, 189,332.76 and 37,475.34

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Solution

The fourth proportional to 126,221.88, 189,332.76 and 37,475.34 is: 56,212.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,221.88 : 189,332.76 = 37,475.34 : x
  2. Step 2: Convert to fraction form
    126,221.88/189,332.76 = 37,475.34/x
  3. Step 3: Cross multiply
    126,221.88x = 189,332.76 × 37,475.34
  4. Step 4: Simplify right side
    126,221.88x = 7,095,309,554.14
  5. Step 5: Solve for x
    x = 7,095,309,554.14/126,221.88
  6. Step 6: Final answer
    x = 56,212.99

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1.5x scale

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.