Home / 127,703.28-191,563.92-37,744.92

Finding the Fourth Proportional to 127,703.28, 191,563.92 and 37,744.92

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Solution

The fourth proportional to 127,703.28, 191,563.92 and 37,744.92 is: 56,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,703.28 : 191,563.92 = 37,744.92 : x
  2. Step 2: Convert to fraction form
    127,703.28/191,563.92 = 37,744.92/x
  3. Step 3: Cross multiply
    127,703.28x = 191,563.92 × 37,744.92
  4. Step 4: Simplify right side
    127,703.28x = 7,230,564,835.29
  5. Step 5: Solve for x
    x = 7,230,564,835.29/127,703.28
  6. Step 6: Final answer
    x = 56,620.04

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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.