Home / 313,192.55-469,787-113,466.29

Finding the Fourth Proportional to 313,192.55, 469,787 and 113,466.29

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Solution

The fourth proportional to 313,192.55, 469,787 and 113,466.29 is: 170,198.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,192.55 : 469,787 = 113,466.29 : x
  2. Step 2: Convert to fraction form
    313,192.55/469,787 = 113,466.29/x
  3. Step 3: Cross multiply
    313,192.55x = 469,787 × 113,466.29
  4. Step 4: Simplify right side
    313,192.55x = 53,304,987,980.23
  5. Step 5: Solve for x
    x = 53,304,987,980.23/313,192.55
  6. Step 6: Final answer
    x = 170,198.77

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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.