Home / 126,764.16-190,134.96-38,037.36

Finding the Fourth Proportional to 126,764.16, 190,134.96 and 38,037.36

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Solution

The fourth proportional to 126,764.16, 190,134.96 and 38,037.36 is: 57,052.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,764.16 : 190,134.96 = 38,037.36 : x
  2. Step 2: Convert to fraction form
    126,764.16/190,134.96 = 38,037.36/x
  3. Step 3: Cross multiply
    126,764.16x = 190,134.96 × 38,037.36
  4. Step 4: Simplify right side
    126,764.16x = 7,232,231,922.11
  5. Step 5: Solve for x
    x = 7,232,231,922.11/126,764.16
  6. Step 6: Final answer
    x = 57,052.66

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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.