Home / 63,716.21-87,930.62-35,038.05

Finding the Fourth Proportional to 63,716.21, 87,930.62 and 35,038.05

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Solution

The fourth proportional to 63,716.21, 87,930.62 and 35,038.05 is: 48,353.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,716.21 : 87,930.62 = 35,038.05 : x
  2. Step 2: Convert to fraction form
    63,716.21/87,930.62 = 35,038.05/x
  3. Step 3: Cross multiply
    63,716.21x = 87,930.62 × 35,038.05
  4. Step 4: Simplify right side
    63,716.21x = 3,080,917,460.09
  5. Step 5: Solve for x
    x = 3,080,917,460.09/63,716.21
  6. Step 6: Final answer
    x = 48,353.75

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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.