Home / 97,883.20-146,724.48-66,296.56

Finding the Fourth Proportional to 97,883.20, 146,724.48 and 66,296.56

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Solution

The fourth proportional to 97,883.20, 146,724.48 and 66,296.56 is: 99,376.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,883.20 : 146,724.48 = 66,296.56 : x
  2. Step 2: Convert to fraction form
    97,883.20/146,724.48 = 66,296.56/x
  3. Step 3: Cross multiply
    97,883.20x = 146,724.48 × 66,296.56
  4. Step 4: Simplify right side
    97,883.20x = 9,727,328,291.79
  5. Step 5: Solve for x
    x = 9,727,328,291.79/97,883.20
  6. Step 6: Final answer
    x = 99,376.89

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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.