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Finding the Fourth Proportional to 73,695.37, 101,670.74 and 45,351.85

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Solution

The fourth proportional to 73,695.37, 101,670.74 and 45,351.85 is: 62,567.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,695.37 : 101,670.74 = 45,351.85 : x
  2. Step 2: Convert to fraction form
    73,695.37/101,670.74 = 45,351.85/x
  3. Step 3: Cross multiply
    73,695.37x = 101,670.74 × 45,351.85
  4. Step 4: Simplify right side
    73,695.37x = 4,610,956,149.87
  5. Step 5: Solve for x
    x = 4,610,956,149.87/73,695.37
  6. Step 6: Final answer
    x = 62,567.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.