Home / 95,243.03-142,739.18-53,142.92

Finding the Fourth Proportional to 95,243.03, 142,739.18 and 53,142.92

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Solution

The fourth proportional to 95,243.03, 142,739.18 and 53,142.92 is: 79,644.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,243.03 : 142,739.18 = 53,142.92 : x
  2. Step 2: Convert to fraction form
    95,243.03/142,739.18 = 53,142.92/x
  3. Step 3: Cross multiply
    95,243.03x = 142,739.18 × 53,142.92
  4. Step 4: Simplify right side
    95,243.03x = 7,585,576,914.74
  5. Step 5: Solve for x
    x = 7,585,576,914.74/95,243.03
  6. Step 6: Final answer
    x = 79,644.44

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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.