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Finding the Fourth Proportional to 95,460.60, 143,239.50 and 39,343.80

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Solution

The fourth proportional to 95,460.60, 143,239.50 and 39,343.80 is: 59,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,460.60 : 143,239.50 = 39,343.80 : x
  2. Step 2: Convert to fraction form
    95,460.60/143,239.50 = 39,343.80/x
  3. Step 3: Cross multiply
    95,460.60x = 143,239.50 × 39,343.80
  4. Step 4: Simplify right side
    95,460.60x = 5,635,586,240.10
  5. Step 5: Solve for x
    x = 5,635,586,240.10/95,460.60
  6. Step 6: Final answer
    x = 59,035.73

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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.