Home / 64,761.11-89,374.90-36,082.65

Finding the Fourth Proportional to 64,761.11, 89,374.90 and 36,082.65

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Solution

The fourth proportional to 64,761.11, 89,374.90 and 36,082.65 is: 49,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,761.11 : 89,374.90 = 36,082.65 : x
  2. Step 2: Convert to fraction form
    64,761.11/89,374.90 = 36,082.65/x
  3. Step 3: Cross multiply
    64,761.11x = 89,374.90 × 36,082.65
  4. Step 4: Simplify right side
    64,761.11x = 3,224,883,235.49
  5. Step 5: Solve for x
    x = 3,224,883,235.49/64,761.11
  6. Step 6: Final answer
    x = 49,796.60

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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.