Home / 64,732.34-89,381.31-50,625.38

Finding the Fourth Proportional to 64,732.34, 89,381.31 and 50,625.38

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Solution

The fourth proportional to 64,732.34, 89,381.31 and 50,625.38 is: 69,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,732.34 : 89,381.31 = 50,625.38 : x
  2. Step 2: Convert to fraction form
    64,732.34/89,381.31 = 50,625.38/x
  3. Step 3: Cross multiply
    64,732.34x = 89,381.31 × 50,625.38
  4. Step 4: Simplify right side
    64,732.34x = 4,524,962,817.26
  5. Step 5: Solve for x
    x = 4,524,962,817.26/64,732.34
  6. Step 6: Final answer
    x = 69,902.66

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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.