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Finding the Fourth Proportional to 63,852.66, 95,790.42 and 21,730.62

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Solution

The fourth proportional to 63,852.66, 95,790.42 and 21,730.62 is: 32,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,852.66 : 95,790.42 = 21,730.62 : x
  2. Step 2: Convert to fraction form
    63,852.66/95,790.42 = 21,730.62/x
  3. Step 3: Cross multiply
    63,852.66x = 95,790.42 × 21,730.62
  4. Step 4: Simplify right side
    63,852.66x = 2,081,585,216.66
  5. Step 5: Solve for x
    x = 2,081,585,216.66/63,852.66
  6. Step 6: Final answer
    x = 32,599.82

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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.