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Finding the Fourth Proportional to 73,276.10, 110,157.15 and 63,653.30

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Solution

The fourth proportional to 73,276.10, 110,157.15 and 63,653.30 is: 95,691.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,276.10 : 110,157.15 = 63,653.30 : x
  2. Step 2: Convert to fraction form
    73,276.10/110,157.15 = 63,653.30/x
  3. Step 3: Cross multiply
    73,276.10x = 110,157.15 × 63,653.30
  4. Step 4: Simplify right side
    73,276.10x = 7,011,866,116.10
  5. Step 5: Solve for x
    x = 7,011,866,116.10/73,276.10
  6. Step 6: Final answer
    x = 95,691.04

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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.