Home / 126,455.25-189,693.81-32,961

Finding the Fourth Proportional to 126,455.25, 189,693.81 and 32,961

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Solution

The fourth proportional to 126,455.25, 189,693.81 and 32,961 is: 49,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,455.25 : 189,693.81 = 32,961 : x
  2. Step 2: Convert to fraction form
    126,455.25/189,693.81 = 32,961/x
  3. Step 3: Cross multiply
    126,455.25x = 189,693.81 × 32,961
  4. Step 4: Simplify right side
    126,455.25x = 6,252,497,671.41
  5. Step 5: Solve for x
    x = 6,252,497,671.41/126,455.25
  6. Step 6: Final answer
    x = 49,444.35

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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.