Home / 137,383.02-189,493.91-96,633.57

Finding the Fourth Proportional to 137,383.02, 189,493.91 and 96,633.57

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Solution

The fourth proportional to 137,383.02, 189,493.91 and 96,633.57 is: 133,287.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,383.02 : 189,493.91 = 96,633.57 : x
  2. Step 2: Convert to fraction form
    137,383.02/189,493.91 = 96,633.57/x
  3. Step 3: Cross multiply
    137,383.02x = 189,493.91 × 96,633.57
  4. Step 4: Simplify right side
    137,383.02x = 18,311,473,606.37
  5. Step 5: Solve for x
    x = 18,311,473,606.37/137,383.02
  6. Step 6: Final answer
    x = 133,287.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.