Home / 306,147.15-459,155.12-95,757.75

Finding the Fourth Proportional to 306,147.15, 459,155.12 and 95,757.75

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Solution

The fourth proportional to 306,147.15, 459,155.12 and 95,757.75 is: 143,616.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,147.15 : 459,155.12 = 95,757.75 : x
  2. Step 2: Convert to fraction form
    306,147.15/459,155.12 = 95,757.75/x
  3. Step 3: Cross multiply
    306,147.15x = 459,155.12 × 95,757.75
  4. Step 4: Simplify right side
    306,147.15x = 43,967,660,713.39
  5. Step 5: Solve for x
    x = 43,967,660,713.39/306,147.15
  6. Step 6: Final answer
    x = 143,616.10

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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.