Home / 126,160.20-189,208.07-37,392.94

Finding the Fourth Proportional to 126,160.20, 189,208.07 and 37,392.94

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Solution

The fourth proportional to 126,160.20, 189,208.07 and 37,392.94 is: 56,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,160.20 : 189,208.07 = 37,392.94 : x
  2. Step 2: Convert to fraction form
    126,160.20/189,208.07 = 37,392.94/x
  3. Step 3: Cross multiply
    126,160.20x = 189,208.07 × 37,392.94
  4. Step 4: Simplify right side
    126,160.20x = 7,075,045,822.06
  5. Step 5: Solve for x
    x = 7,075,045,822.06/126,160.20
  6. Step 6: Final answer
    x = 56,079.86

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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.