Home / 63,343.22-87,414.75-34,665.42

Finding the Fourth Proportional to 63,343.22, 87,414.75 and 34,665.42

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Solution

The fourth proportional to 63,343.22, 87,414.75 and 34,665.42 is: 47,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,343.22 : 87,414.75 = 34,665.42 : x
  2. Step 2: Convert to fraction form
    63,343.22/87,414.75 = 34,665.42/x
  3. Step 3: Cross multiply
    63,343.22x = 87,414.75 × 34,665.42
  4. Step 4: Simplify right side
    63,343.22x = 3,030,269,022.95
  5. Step 5: Solve for x
    x = 3,030,269,022.95/63,343.22
  6. Step 6: Final answer
    x = 47,838.89

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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.