Home / 64,709.12-97,072.22-22,589.96

Finding the Fourth Proportional to 64,709.12, 97,072.22 and 22,589.96

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Solution

The fourth proportional to 64,709.12, 97,072.22 and 22,589.96 is: 33,887.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,709.12 : 97,072.22 = 22,589.96 : x
  2. Step 2: Convert to fraction form
    64,709.12/97,072.22 = 22,589.96/x
  3. Step 3: Cross multiply
    64,709.12x = 97,072.22 × 22,589.96
  4. Step 4: Simplify right side
    64,709.12x = 2,192,857,566.91
  5. Step 5: Solve for x
    x = 2,192,857,566.91/64,709.12
  6. Step 6: Final answer
    x = 33,887.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.