Home / 43,169.40-64,693.35-34,299.90

Finding the Fourth Proportional to 43,169.40, 64,693.35 and 34,299.90

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Solution

The fourth proportional to 43,169.40, 64,693.35 and 34,299.90 is: 51,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,169.40 : 64,693.35 = 34,299.90 : x
  2. Step 2: Convert to fraction form
    43,169.40/64,693.35 = 34,299.90/x
  3. Step 3: Cross multiply
    43,169.40x = 64,693.35 × 34,299.90
  4. Step 4: Simplify right side
    43,169.40x = 2,218,975,435.67
  5. Step 5: Solve for x
    x = 2,218,975,435.67/43,169.40
  6. Step 6: Final answer
    x = 51,401.58

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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.