Home / 163,174.82-225,184.74-91,560.02

Finding the Fourth Proportional to 163,174.82, 225,184.74 and 91,560.02

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Solution

The fourth proportional to 163,174.82, 225,184.74 and 91,560.02 is: 126,354.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,174.82 : 225,184.74 = 91,560.02 : x
  2. Step 2: Convert to fraction form
    163,174.82/225,184.74 = 91,560.02/x
  3. Step 3: Cross multiply
    163,174.82x = 225,184.74 × 91,560.02
  4. Step 4: Simplify right side
    163,174.82x = 20,617,919,298.09
  5. Step 5: Solve for x
    x = 20,617,919,298.09/163,174.82
  6. Step 6: Final answer
    x = 126,354.78

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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.