Home / 73,131.08-100,967.78-59,734.49

Finding the Fourth Proportional to 73,131.08, 100,967.78 and 59,734.49

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Solution

The fourth proportional to 73,131.08, 100,967.78 and 59,734.49 is: 82,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,131.08 : 100,967.78 = 59,734.49 : x
  2. Step 2: Convert to fraction form
    73,131.08/100,967.78 = 59,734.49/x
  3. Step 3: Cross multiply
    73,131.08x = 100,967.78 × 59,734.49
  4. Step 4: Simplify right side
    73,131.08x = 6,031,258,489.23
  5. Step 5: Solve for x
    x = 6,031,258,489.23/73,131.08
  6. Step 6: Final answer
    x = 82,471.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.