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Finding the Fourth Proportional to 95,011.64, 131,114.01 and 51,990.94

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Solution

The fourth proportional to 95,011.64, 131,114.01 and 51,990.94 is: 71,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,011.64 : 131,114.01 = 51,990.94 : x
  2. Step 2: Convert to fraction form
    95,011.64/131,114.01 = 51,990.94/x
  3. Step 3: Cross multiply
    95,011.64x = 131,114.01 × 51,990.94
  4. Step 4: Simplify right side
    95,011.64x = 6,816,740,627.07
  5. Step 5: Solve for x
    x = 6,816,740,627.07/95,011.64
  6. Step 6: Final answer
    x = 71,746.37

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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.