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Finding the Fourth Proportional to 95,670.86, 143,500.46 and 35,687.75

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Solution

The fourth proportional to 95,670.86, 143,500.46 and 35,687.75 is: 53,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,670.86 : 143,500.46 = 35,687.75 : x
  2. Step 2: Convert to fraction form
    95,670.86/143,500.46 = 35,687.75/x
  3. Step 3: Cross multiply
    95,670.86x = 143,500.46 × 35,687.75
  4. Step 4: Simplify right side
    95,670.86x = 5,121,208,362.93
  5. Step 5: Solve for x
    x = 5,121,208,362.93/95,670.86
  6. Step 6: Final answer
    x = 53,529.45

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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.