Home / 126,711.53-190,073.60-37,956.57

Finding the Fourth Proportional to 126,711.53, 190,073.60 and 37,956.57

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Solution

The fourth proportional to 126,711.53, 190,073.60 and 37,956.57 is: 56,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,711.53 : 190,073.60 = 37,956.57 : x
  2. Step 2: Convert to fraction form
    126,711.53/190,073.60 = 37,956.57/x
  3. Step 3: Cross multiply
    126,711.53x = 190,073.60 × 37,956.57
  4. Step 4: Simplify right side
    126,711.53x = 7,214,541,713.77
  5. Step 5: Solve for x
    x = 7,214,541,713.77/126,711.53
  6. Step 6: Final answer
    x = 56,936.74

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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.