Home / 126,225.30-189,377.24-37,479.27

Finding the Fourth Proportional to 126,225.30, 189,377.24 and 37,479.27

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Solution

The fourth proportional to 126,225.30, 189,377.24 and 37,479.27 is: 56,230.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,225.30 : 189,377.24 = 37,479.27 : x
  2. Step 2: Convert to fraction form
    126,225.30/189,377.24 = 37,479.27/x
  3. Step 3: Cross multiply
    126,225.30x = 189,377.24 × 37,479.27
  4. Step 4: Simplify right side
    126,225.30x = 7,097,720,709.81
  5. Step 5: Solve for x
    x = 7,097,720,709.81/126,225.30
  6. Step 6: Final answer
    x = 56,230.57

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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.