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Finding the Fourth Proportional to 63,915.72, 95,832.06 and 26,465.64

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Solution

The fourth proportional to 63,915.72, 95,832.06 and 26,465.64 is: 39,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,915.72 : 95,832.06 = 26,465.64 : x
  2. Step 2: Convert to fraction form
    63,915.72/95,832.06 = 26,465.64/x
  3. Step 3: Cross multiply
    63,915.72x = 95,832.06 × 26,465.64
  4. Step 4: Simplify right side
    63,915.72x = 2,536,256,800.42
  5. Step 5: Solve for x
    x = 2,536,256,800.42/63,915.72
  6. Step 6: Final answer
    x = 39,681.27

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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.