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Finding the Fourth Proportional to 64,589.67, 89,141.94 and 36,295.34

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Solution

The fourth proportional to 64,589.67, 89,141.94 and 36,295.34 is: 50,092.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,589.67 : 89,141.94 = 36,295.34 : x
  2. Step 2: Convert to fraction form
    64,589.67/89,141.94 = 36,295.34/x
  3. Step 3: Cross multiply
    64,589.67x = 89,141.94 × 36,295.34
  4. Step 4: Simplify right side
    64,589.67x = 3,235,436,574.85
  5. Step 5: Solve for x
    x = 3,235,436,574.85/64,589.67
  6. Step 6: Final answer
    x = 50,092.17

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1.5x scale

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.