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Finding the Fourth Proportional to 64,563.39, 89,071.92 and 37,334.52

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Solution

The fourth proportional to 64,563.39, 89,071.92 and 37,334.52 is: 51,506.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,563.39 : 89,071.92 = 37,334.52 : x
  2. Step 2: Convert to fraction form
    64,563.39/89,071.92 = 37,334.52/x
  3. Step 3: Cross multiply
    64,563.39x = 89,071.92 × 37,334.52
  4. Step 4: Simplify right side
    64,563.39x = 3,325,457,378.68
  5. Step 5: Solve for x
    x = 3,325,457,378.68/64,563.39
  6. Step 6: Final answer
    x = 51,506.86

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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.