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Finding the Fourth Proportional to 59,777.28, 82,520.64 and 34,621.92

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Solution

The fourth proportional to 59,777.28, 82,520.64 and 34,621.92 is: 47,794.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,777.28 : 82,520.64 = 34,621.92 : x
  2. Step 2: Convert to fraction form
    59,777.28/82,520.64 = 34,621.92/x
  3. Step 3: Cross multiply
    59,777.28x = 82,520.64 × 34,621.92
  4. Step 4: Simplify right side
    59,777.28x = 2,857,022,996.43
  5. Step 5: Solve for x
    x = 2,857,022,996.43/59,777.28
  6. Step 6: Final answer
    x = 47,794.46

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1.5x scale

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.