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Finding the Fourth Proportional to 64,567.58, 89,063.04 and 44,389.43

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Solution

The fourth proportional to 64,567.58, 89,063.04 and 44,389.43 is: 61,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,567.58 : 89,063.04 = 44,389.43 : x
  2. Step 2: Convert to fraction form
    64,567.58/89,063.04 = 44,389.43/x
  3. Step 3: Cross multiply
    64,567.58x = 89,063.04 × 44,389.43
  4. Step 4: Simplify right side
    64,567.58x = 3,953,457,134.35
  5. Step 5: Solve for x
    x = 3,953,457,134.35/64,567.58
  6. Step 6: Final answer
    x = 61,229.76

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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.