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Finding the Fourth Proportional to 64,425.32, 88,909.86 and 37,568.36

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Solution

The fourth proportional to 64,425.32, 88,909.86 and 37,568.36 is: 51,846.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,425.32 : 88,909.86 = 37,568.36 : x
  2. Step 2: Convert to fraction form
    64,425.32/88,909.86 = 37,568.36/x
  3. Step 3: Cross multiply
    64,425.32x = 88,909.86 × 37,568.36
  4. Step 4: Simplify right side
    64,425.32x = 3,340,197,628.03
  5. Step 5: Solve for x
    x = 3,340,197,628.03/64,425.32
  6. Step 6: Final answer
    x = 51,846.04

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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.