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Finding the Fourth Proportional to 262,503.28, 393,760.50 and 94,034.56

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Solution

The fourth proportional to 262,503.28, 393,760.50 and 94,034.56 is: 141,053.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,503.28 : 393,760.50 = 94,034.56 : x
  2. Step 2: Convert to fraction form
    262,503.28/393,760.50 = 94,034.56/x
  3. Step 3: Cross multiply
    262,503.28x = 393,760.50 × 94,034.56
  4. Step 4: Simplify right side
    262,503.28x = 37,027,095,362.88
  5. Step 5: Solve for x
    x = 37,027,095,362.88/262,503.28
  6. Step 6: Final answer
    x = 141,053.84

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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.