Home / 64,567.88-89,121.27-41,905.56

Finding the Fourth Proportional to 64,567.88, 89,121.27 and 41,905.56

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Solution

The fourth proportional to 64,567.88, 89,121.27 and 41,905.56 is: 57,841.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,567.88 : 89,121.27 = 41,905.56 : x
  2. Step 2: Convert to fraction form
    64,567.88/89,121.27 = 41,905.56/x
  3. Step 3: Cross multiply
    64,567.88x = 89,121.27 × 41,905.56
  4. Step 4: Simplify right side
    64,567.88x = 3,734,676,550.20
  5. Step 5: Solve for x
    x = 3,734,676,550.20/64,567.88
  6. Step 6: Final answer
    x = 57,841.09

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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.