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Finding the Fourth Proportional to 95,507.79, 131,798.37 and 53,066.43

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Solution

The fourth proportional to 95,507.79, 131,798.37 and 53,066.43 is: 73,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,507.79 : 131,798.37 = 53,066.43 : x
  2. Step 2: Convert to fraction form
    95,507.79/131,798.37 = 53,066.43/x
  3. Step 3: Cross multiply
    95,507.79x = 131,798.37 × 53,066.43
  4. Step 4: Simplify right side
    95,507.79x = 6,994,068,975.72
  5. Step 5: Solve for x
    x = 6,994,068,975.72/95,507.79
  6. Step 6: Final answer
    x = 73,230.35

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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.