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Finding the Fourth Proportional to 63,880.65, 95,820.57 and 19,507.23

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Solution

The fourth proportional to 63,880.65, 95,820.57 and 19,507.23 is: 29,260.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,880.65 : 95,820.57 = 19,507.23 : x
  2. Step 2: Convert to fraction form
    63,880.65/95,820.57 = 19,507.23/x
  3. Step 3: Cross multiply
    63,880.65x = 95,820.57 × 19,507.23
  4. Step 4: Simplify right side
    63,880.65x = 1,869,193,897.72
  5. Step 5: Solve for x
    x = 1,869,193,897.72/63,880.65
  6. Step 6: Final answer
    x = 29,260.72

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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.