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Finding the Fourth Proportional to 64,895.94, 89,555.49 and 36,610.74

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Solution

The fourth proportional to 64,895.94, 89,555.49 and 36,610.74 is: 50,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,895.94 : 89,555.49 = 36,610.74 : x
  2. Step 2: Convert to fraction form
    64,895.94/89,555.49 = 36,610.74/x
  3. Step 3: Cross multiply
    64,895.94x = 89,555.49 × 36,610.74
  4. Step 4: Simplify right side
    64,895.94x = 3,278,692,759.96
  5. Step 5: Solve for x
    x = 3,278,692,759.96/64,895.94
  6. Step 6: Final answer
    x = 50,522.31

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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.