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Finding the Fourth Proportional to 63,652.78, 87,838.38 and 35,360.26

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Solution

The fourth proportional to 63,652.78, 87,838.38 and 35,360.26 is: 48,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,652.78 : 87,838.38 = 35,360.26 : x
  2. Step 2: Convert to fraction form
    63,652.78/87,838.38 = 35,360.26/x
  3. Step 3: Cross multiply
    63,652.78x = 87,838.38 × 35,360.26
  4. Step 4: Simplify right side
    63,652.78x = 3,105,987,954.78
  5. Step 5: Solve for x
    x = 3,105,987,954.78/63,652.78
  6. Step 6: Final answer
    x = 48,795.79

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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.