Home / 209,114.43-313,624.62-59,351.55

Finding the Fourth Proportional to 209,114.43, 313,624.62 and 59,351.55

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Solution

The fourth proportional to 209,114.43, 313,624.62 and 59,351.55 is: 89,013.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,114.43 : 313,624.62 = 59,351.55 : x
  2. Step 2: Convert to fraction form
    209,114.43/313,624.62 = 59,351.55/x
  3. Step 3: Cross multiply
    209,114.43x = 313,624.62 × 59,351.55
  4. Step 4: Simplify right side
    209,114.43x = 18,614,107,315.16
  5. Step 5: Solve for x
    x = 18,614,107,315.16/209,114.43
  6. Step 6: Final answer
    x = 89,013.98

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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.