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Finding the Fourth Proportional to 64,797.44, 89,422.24 and 36,504.16

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Solution

The fourth proportional to 64,797.44, 89,422.24 and 36,504.16 is: 50,376.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,797.44 : 89,422.24 = 36,504.16 : x
  2. Step 2: Convert to fraction form
    64,797.44/89,422.24 = 36,504.16/x
  3. Step 3: Cross multiply
    64,797.44x = 89,422.24 × 36,504.16
  4. Step 4: Simplify right side
    64,797.44x = 3,264,283,756.52
  5. Step 5: Solve for x
    x = 3,264,283,756.52/64,797.44
  6. Step 6: Final answer
    x = 50,376.74

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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.