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Finding the Fourth Proportional to 63,482, 95,215.22 and 36,842.48

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Solution

The fourth proportional to 63,482, 95,215.22 and 36,842.48 is: 55,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,482 : 95,215.22 = 36,842.48 : x
  2. Step 2: Convert to fraction form
    63,482/95,215.22 = 36,842.48/x
  3. Step 3: Cross multiply
    63,482x = 95,215.22 × 36,842.48
  4. Step 4: Simplify right side
    63,482x = 3,507,964,838.55
  5. Step 5: Solve for x
    x = 3,507,964,838.55/63,482
  6. Step 6: Final answer
    x = 55,259.20

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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.