Home / 43,420.05-65,140.31-34,568.84

Finding the Fourth Proportional to 43,420.05, 65,140.31 and 34,568.84

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Solution

The fourth proportional to 43,420.05, 65,140.31 and 34,568.84 is: 51,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,420.05 : 65,140.31 = 34,568.84 : x
  2. Step 2: Convert to fraction form
    43,420.05/65,140.31 = 34,568.84/x
  3. Step 3: Cross multiply
    43,420.05x = 65,140.31 × 34,568.84
  4. Step 4: Simplify right side
    43,420.05x = 2,251,825,203.21
  5. Step 5: Solve for x
    x = 2,251,825,203.21/43,420.05
  6. Step 6: Final answer
    x = 51,861.41

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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.