Home / 140,662.50-194,204.78-125,529.15

Finding the Fourth Proportional to 140,662.50, 194,204.78 and 125,529.15

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Solution

The fourth proportional to 140,662.50, 194,204.78 and 125,529.15 is: 173,311.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,662.50 : 194,204.78 = 125,529.15 : x
  2. Step 2: Convert to fraction form
    140,662.50/194,204.78 = 125,529.15/x
  3. Step 3: Cross multiply
    140,662.50x = 194,204.78 × 125,529.15
  4. Step 4: Simplify right side
    140,662.50x = 24,378,360,959.34
  5. Step 5: Solve for x
    x = 24,378,360,959.34/140,662.50
  6. Step 6: Final answer
    x = 173,311.02

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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.