Home / 65,183.42-97,775.13-30,118.52

Finding the Fourth Proportional to 65,183.42, 97,775.13 and 30,118.52

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Solution

The fourth proportional to 65,183.42, 97,775.13 and 30,118.52 is: 45,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,183.42 : 97,775.13 = 30,118.52 : x
  2. Step 2: Convert to fraction form
    65,183.42/97,775.13 = 30,118.52/x
  3. Step 3: Cross multiply
    65,183.42x = 97,775.13 × 30,118.52
  4. Step 4: Simplify right side
    65,183.42x = 2,944,842,208.41
  5. Step 5: Solve for x
    x = 2,944,842,208.41/65,183.42
  6. Step 6: Final answer
    x = 45,177.78

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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.