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Finding the Fourth Proportional to 251,750.45, 377,630.72 and 93,947.42

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Solution

The fourth proportional to 251,750.45, 377,630.72 and 93,947.42 is: 140,923.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,750.45 : 377,630.72 = 93,947.42 : x
  2. Step 2: Convert to fraction form
    251,750.45/377,630.72 = 93,947.42/x
  3. Step 3: Cross multiply
    251,750.45x = 377,630.72 × 93,947.42
  4. Step 4: Simplify right side
    251,750.45x = 35,477,431,856.74
  5. Step 5: Solve for x
    x = 35,477,431,856.74/251,750.45
  6. Step 6: Final answer
    x = 140,923.01

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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.