Home / 97,905.48-146,855.64-27,784.80

Finding the Fourth Proportional to 97,905.48, 146,855.64 and 27,784.80

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Solution

The fourth proportional to 97,905.48, 146,855.64 and 27,784.80 is: 41,676.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,905.48 : 146,855.64 = 27,784.80 : x
  2. Step 2: Convert to fraction form
    97,905.48/146,855.64 = 27,784.80/x
  3. Step 3: Cross multiply
    97,905.48x = 146,855.64 × 27,784.80
  4. Step 4: Simplify right side
    97,905.48x = 4,080,354,586.27
  5. Step 5: Solve for x
    x = 4,080,354,586.27/97,905.48
  6. Step 6: Final answer
    x = 41,676.47

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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.