Home / 97,719.20-146,564.40-27,605.60

Finding the Fourth Proportional to 97,719.20, 146,564.40 and 27,605.60

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Solution

The fourth proportional to 97,719.20, 146,564.40 and 27,605.60 is: 41,404.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,719.20 : 146,564.40 = 27,605.60 : x
  2. Step 2: Convert to fraction form
    97,719.20/146,564.40 = 27,605.60/x
  3. Step 3: Cross multiply
    97,719.20x = 146,564.40 × 27,605.60
  4. Step 4: Simplify right side
    97,719.20x = 4,045,998,200.64
  5. Step 5: Solve for x
    x = 4,045,998,200.64/97,719.20
  6. Step 6: Final answer
    x = 41,404.33

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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.