Home / 126,253.08-189,405.54-37,498.68

Finding the Fourth Proportional to 126,253.08, 189,405.54 and 37,498.68

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Solution

The fourth proportional to 126,253.08, 189,405.54 and 37,498.68 is: 56,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,253.08 : 189,405.54 = 37,498.68 : x
  2. Step 2: Convert to fraction form
    126,253.08/189,405.54 = 37,498.68/x
  3. Step 3: Cross multiply
    126,253.08x = 189,405.54 × 37,498.68
  4. Step 4: Simplify right side
    126,253.08x = 7,102,457,734.69
  5. Step 5: Solve for x
    x = 7,102,457,734.69/126,253.08
  6. Step 6: Final answer
    x = 56,255.72

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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.