Home / 163,764.30-225,999.15-92,146.87

Finding the Fourth Proportional to 163,764.30, 225,999.15 and 92,146.87

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Solution

The fourth proportional to 163,764.30, 225,999.15 and 92,146.87 is: 127,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,764.30 : 225,999.15 = 92,146.87 : x
  2. Step 2: Convert to fraction form
    163,764.30/225,999.15 = 92,146.87/x
  3. Step 3: Cross multiply
    163,764.30x = 225,999.15 × 92,146.87
  4. Step 4: Simplify right side
    163,764.30x = 20,825,113,499.80
  5. Step 5: Solve for x
    x = 20,825,113,499.80/163,764.30
  6. Step 6: Final answer
    x = 127,165.16

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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.