Home / 107,163.96-160,709-43,966.24

Finding the Fourth Proportional to 107,163.96, 160,709 and 43,966.24

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Solution

The fourth proportional to 107,163.96, 160,709 and 43,966.24 is: 65,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,163.96 : 160,709 = 43,966.24 : x
  2. Step 2: Convert to fraction form
    107,163.96/160,709 = 43,966.24/x
  3. Step 3: Cross multiply
    107,163.96x = 160,709 × 43,966.24
  4. Step 4: Simplify right side
    107,163.96x = 7,065,770,464.16
  5. Step 5: Solve for x
    x = 7,065,770,464.16/107,163.96
  6. Step 6: Final answer
    x = 65,934.20

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1.5x scale

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.