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Finding the Fourth Proportional to 110,336, 165,536.64 and 63,622.40

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Solution

The fourth proportional to 110,336, 165,536.64 and 63,622.40 is: 95,452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,336 : 165,536.64 = 63,622.40 : x
  2. Step 2: Convert to fraction form
    110,336/165,536.64 = 63,622.40/x
  3. Step 3: Cross multiply
    110,336x = 165,536.64 × 63,622.40
  4. Step 4: Simplify right side
    110,336x = 10,531,838,324.74
  5. Step 5: Solve for x
    x = 10,531,838,324.74/110,336
  6. Step 6: Final answer
    x = 95,452.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.