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Finding the Fourth Proportional to 95,212.71, 131,392.53 and 54,926.01

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Solution

The fourth proportional to 95,212.71, 131,392.53 and 54,926.01 is: 75,797.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,212.71 : 131,392.53 = 54,926.01 : x
  2. Step 2: Convert to fraction form
    95,212.71/131,392.53 = 54,926.01/x
  3. Step 3: Cross multiply
    95,212.71x = 131,392.53 × 54,926.01
  4. Step 4: Simplify right side
    95,212.71x = 7,216,867,416.71
  5. Step 5: Solve for x
    x = 7,216,867,416.71/95,212.71
  6. Step 6: Final answer
    x = 75,797.31

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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.