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Finding the Fourth Proportional to 63,497.29, 87,630.19 and 35,202.98

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Solution

The fourth proportional to 63,497.29, 87,630.19 and 35,202.98 is: 48,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,497.29 : 87,630.19 = 35,202.98 : x
  2. Step 2: Convert to fraction form
    63,497.29/87,630.19 = 35,202.98/x
  3. Step 3: Cross multiply
    63,497.29x = 87,630.19 × 35,202.98
  4. Step 4: Simplify right side
    63,497.29x = 3,084,843,596.13
  5. Step 5: Solve for x
    x = 3,084,843,596.13/63,497.29
  6. Step 6: Final answer
    x = 48,582.29

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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.