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Finding the Fourth Proportional to 95,079.81, 131,205.15 and 52,051.05

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Solution

The fourth proportional to 95,079.81, 131,205.15 and 52,051.05 is: 71,827.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,079.81 : 131,205.15 = 52,051.05 : x
  2. Step 2: Convert to fraction form
    95,079.81/131,205.15 = 52,051.05/x
  3. Step 3: Cross multiply
    95,079.81x = 131,205.15 × 52,051.05
  4. Step 4: Simplify right side
    95,079.81x = 6,829,365,822.91
  5. Step 5: Solve for x
    x = 6,829,365,822.91/95,079.81
  6. Step 6: Final answer
    x = 71,827.72

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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.