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Finding the Fourth Proportional to 95,133.16, 131,268.90 and 54,848.44

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Solution

The fourth proportional to 95,133.16, 131,268.90 and 54,848.44 is: 75,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,133.16 : 131,268.90 = 54,848.44 : x
  2. Step 2: Convert to fraction form
    95,133.16/131,268.90 = 54,848.44/x
  3. Step 3: Cross multiply
    95,133.16x = 131,268.90 × 54,848.44
  4. Step 4: Simplify right side
    95,133.16x = 7,199,894,385.52
  5. Step 5: Solve for x
    x = 7,199,894,385.52/95,133.16
  6. Step 6: Final answer
    x = 75,682.28

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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.