Home / 64,477.35-88,985.13-36,183.15

Finding the Fourth Proportional to 64,477.35, 88,985.13 and 36,183.15

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Solution

The fourth proportional to 64,477.35, 88,985.13 and 36,183.15 is: 49,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,477.35 : 88,985.13 = 36,183.15 : x
  2. Step 2: Convert to fraction form
    64,477.35/88,985.13 = 36,183.15/x
  3. Step 3: Cross multiply
    64,477.35x = 88,985.13 × 36,183.15
  4. Step 4: Simplify right side
    64,477.35x = 3,219,761,680.72
  5. Step 5: Solve for x
    x = 3,219,761,680.72/64,477.35
  6. Step 6: Final answer
    x = 49,936.33

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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.