Home / 97,717.55-146,600.19-31,157.69

Finding the Fourth Proportional to 97,717.55, 146,600.19 and 31,157.69

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Solution

The fourth proportional to 97,717.55, 146,600.19 and 31,157.69 is: 46,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,717.55 : 146,600.19 = 31,157.69 : x
  2. Step 2: Convert to fraction form
    97,717.55/146,600.19 = 31,157.69/x
  3. Step 3: Cross multiply
    97,717.55x = 146,600.19 × 31,157.69
  4. Step 4: Simplify right side
    97,717.55x = 4,567,722,997.09
  5. Step 5: Solve for x
    x = 4,567,722,997.09/97,717.55
  6. Step 6: Final answer
    x = 46,744.14

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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.