Home / 127,558.97-191,272.15-37,589.88

Finding the Fourth Proportional to 127,558.97, 191,272.15 and 37,589.88

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Solution

The fourth proportional to 127,558.97, 191,272.15 and 37,589.88 is: 56,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,558.97 : 191,272.15 = 37,589.88 : x
  2. Step 2: Convert to fraction form
    127,558.97/191,272.15 = 37,589.88/x
  3. Step 3: Cross multiply
    127,558.97x = 191,272.15 × 37,589.88
  4. Step 4: Simplify right side
    127,558.97x = 7,189,897,165.84
  5. Step 5: Solve for x
    x = 7,189,897,165.84/127,558.97
  6. Step 6: Final answer
    x = 56,365.28

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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.