Home / 64,835.05-89,468.92-36,157.66

Finding the Fourth Proportional to 64,835.05, 89,468.92 and 36,157.66

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Solution

The fourth proportional to 64,835.05, 89,468.92 and 36,157.66 is: 49,895.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,835.05 : 89,468.92 = 36,157.66 : x
  2. Step 2: Convert to fraction form
    64,835.05/89,468.92 = 36,157.66/x
  3. Step 3: Cross multiply
    64,835.05x = 89,468.92 × 36,157.66
  4. Step 4: Simplify right side
    64,835.05x = 3,234,986,161.79
  5. Step 5: Solve for x
    x = 3,234,986,161.79/64,835.05
  6. Step 6: Final answer
    x = 49,895.64

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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.