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Finding the Fourth Proportional to 95,005.92, 142,372.80 and 53,365.44

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Solution

The fourth proportional to 95,005.92, 142,372.80 and 53,365.44 is: 79,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,005.92 : 142,372.80 = 53,365.44 : x
  2. Step 2: Convert to fraction form
    95,005.92/142,372.80 = 53,365.44/x
  3. Step 3: Cross multiply
    95,005.92x = 142,372.80 × 53,365.44
  4. Step 4: Simplify right side
    95,005.92x = 7,597,787,116.03
  5. Step 5: Solve for x
    x = 7,597,787,116.03/95,005.92
  6. Step 6: Final answer
    x = 79,971.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.