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Finding the Fourth Proportional to 63,650.41, 87,835.10 and 35,357.89

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Solution

The fourth proportional to 63,650.41, 87,835.10 and 35,357.89 is: 48,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,650.41 : 87,835.10 = 35,357.89 : x
  2. Step 2: Convert to fraction form
    63,650.41/87,835.10 = 35,357.89/x
  3. Step 3: Cross multiply
    63,650.41x = 87,835.10 × 35,357.89
  4. Step 4: Simplify right side
    63,650.41x = 3,105,663,453.16
  5. Step 5: Solve for x
    x = 3,105,663,453.16/63,650.41
  6. Step 6: Final answer
    x = 48,792.52

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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.