Home / 117,243.42-175,619.10-92,164

Finding the Fourth Proportional to 117,243.42, 175,619.10 and 92,164

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Solution

The fourth proportional to 117,243.42, 175,619.10 and 92,164 is: 138,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,243.42 : 175,619.10 = 92,164 : x
  2. Step 2: Convert to fraction form
    117,243.42/175,619.10 = 92,164/x
  3. Step 3: Cross multiply
    117,243.42x = 175,619.10 × 92,164
  4. Step 4: Simplify right side
    117,243.42x = 16,185,758,732.40
  5. Step 5: Solve for x
    x = 16,185,758,732.40/117,243.42
  6. Step 6: Final answer
    x = 138,052.60

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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.