Home / 126,359.64-189,440.37-63,176.94

Finding the Fourth Proportional to 126,359.64, 189,440.37 and 63,176.94

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Solution

The fourth proportional to 126,359.64, 189,440.37 and 63,176.94 is: 94,715.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,359.64 : 189,440.37 = 63,176.94 : x
  2. Step 2: Convert to fraction form
    126,359.64/189,440.37 = 63,176.94/x
  3. Step 3: Cross multiply
    126,359.64x = 189,440.37 × 63,176.94
  4. Step 4: Simplify right side
    126,359.64x = 11,968,262,889.07
  5. Step 5: Solve for x
    x = 11,968,262,889.07/126,359.64
  6. Step 6: Final answer
    x = 94,715.87

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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.