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Finding the Fourth Proportional to 49,157.01, 73,695.02 and 40,814.01

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Solution

The fourth proportional to 49,157.01, 73,695.02 and 40,814.01 is: 61,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,157.01 : 73,695.02 = 40,814.01 : x
  2. Step 2: Convert to fraction form
    49,157.01/73,695.02 = 40,814.01/x
  3. Step 3: Cross multiply
    49,157.01x = 73,695.02 × 40,814.01
  4. Step 4: Simplify right side
    49,157.01x = 3,007,789,079.16
  5. Step 5: Solve for x
    x = 3,007,789,079.16/49,157.01
  6. Step 6: Final answer
    x = 61,187.39

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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.