Home / 115,396.26-173,119.41-35,434.50

Finding the Fourth Proportional to 115,396.26, 173,119.41 and 35,434.50

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Solution

The fourth proportional to 115,396.26, 173,119.41 and 35,434.50 is: 53,159.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,396.26 : 173,119.41 = 35,434.50 : x
  2. Step 2: Convert to fraction form
    115,396.26/173,119.41 = 35,434.50/x
  3. Step 3: Cross multiply
    115,396.26x = 173,119.41 × 35,434.50
  4. Step 4: Simplify right side
    115,396.26x = 6,134,399,733.65
  5. Step 5: Solve for x
    x = 6,134,399,733.65/115,396.26
  6. Step 6: Final answer
    x = 53,159.43

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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.