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Finding the Fourth Proportional to 63,465.66, 87,582.38 and 35,171.33

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Solution

The fourth proportional to 63,465.66, 87,582.38 and 35,171.33 is: 48,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,465.66 : 87,582.38 = 35,171.33 : x
  2. Step 2: Convert to fraction form
    63,465.66/87,582.38 = 35,171.33/x
  3. Step 3: Cross multiply
    63,465.66x = 87,582.38 × 35,171.33
  4. Step 4: Simplify right side
    63,465.66x = 3,080,388,175.40
  5. Step 5: Solve for x
    x = 3,080,388,175.40/63,465.66
  6. Step 6: Final answer
    x = 48,536.30

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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.